20721736224

素因数分解:

$2^5\times 3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:363

約数の個数: 720

約数和(自身を含む): 77308197120

約数和(自身を除く): 56586460896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 31, 32, 36, 38, 42, 48, 49, 54, 56, 57, 62, 63, 72, 76, 81, 84, 93, 96, 98, 108, 112, 114, 124, 126, 133, 144, 147, 152, 162, 168, 171, 186, 189, 196, 216, 217, 224, 228, 248, 252, 266, 277, 279, 288, 294, 304, 324, 336, 342, 372, 378, 392, 399, 432, 434, 441, 456, 496, 504, 513, 532, 554, 558, 567, 588, 589, 608, 648, 651, 672, 684, 744, 756, 784, 798, 831, 837, 864, 868, 882, 912, 931, 992, 1008, 1026, 1064, 1108, 1116, 1134, 1176, 1178, 1197, 1296, 1302, 1323, 1368, 1488, 1512, 1519, 1539, 1568, 1596, 1662, 1674, 1736, 1764, 1767, 1824, 1862, 1939, 1953, 2016, 2052, 2128, 2216, 2232, 2268, 2352, 2356, 2394, 2493, 2511, 2592, 2604, 2646, 2736, 2793, 2976, 3024, 3038, 3078, 3192, 3324, 3348, 3472, 3528, 3534, 3591, 3724, 3878, 3906, 3969, 4104, 4123, 4256, 4432, 4464, 4536, 4557, 4704, 4712, 4788, 4986, 5022, 5208, 5263, 5292, 5301, 5472, 5586, 5817, 5859, 6048, 6076, 6156, 6384, 6648, 6696, 6944, 7056, 7068, 7182, 7448, 7479, 7756, 7812, 7938, 8208, 8246, 8379, 8587, 8864, 8928, 9072, 9114, 9424, 9576, 9972, 10044, 10416, 10526, 10584, 10602, 10773, 11172, 11634, 11718, 12152, 12312, 12369, 12768, 13296, 13392, 13573, 13671, 14112, 14136, 14364, 14896, 14958, 15512, 15624, 15789, 15876, 15903, 16416, 16492, 16758, 17174, 17451, 17577, 18144, 18228, 18848, 19152, 19944, 20088, 20832, 21052, 21168, 21204, 21546, 22344, 22437, 23268, 23436, 24304, 24624, 24738, 25137, 25761, 26592, 26784, 27146, 27342, 28272, 28728, 28861, 29792, 29916, 31024, 31248, 31578, 31752, 31806, 32984, 33516, 34348, 34902, 35154, 36456, 36841, 37107, 38304, 39888, 40176, 40719, 41013, 42104, 42336, 42408, 43092, 44688, 44874, 46536, 46872, 47367, 47709, 48608, 49248, 49476, 50274, 51522, 52353, 54292, 54684, 56544, 57456, 57722, 59832, 60109, 62048, 62496, 63156, 63504, 63612, 65968, 67032, 68696, 69804, 70308, 72912, 73682, 74214, 75411, 77283, 79776, 80352, 81438, 82026, 84208, 84816, 86184, 86583, 89376, 89748, 93072, 93744, 94734, 95418, 98952, 100548, 103044, 104706, 108584, 109368, 110523, 111321, 114912, 115444, 119664, 120218, 122157, 123039, 126312, 127008, 127224, 131936, 134064, 137392, 139608, 140616, 142101, 145824, 147364, 148428, 150822, 154566, 157059, 162876, 163153, 164052, 168416, 169632, 172368, 173166, 179496, 180327, 186144, 187488, 189468, 190836, 197904, 201096, 206088, 209412, 217168, 218736, 221046, 222642, 230888, 231849, 239328, 240436, 244314, 246078, 252624, 254448, 257887, 259749, 268128, 274784, 279216, 281232, 284202, 294728, 296856, 301644, 309132, 314118, 325752, 326306, 328104, 331569, 333963, 344736, 346332, 358992, 360654, 366471, 378936, 381672, 395808, 402192, 412176, 418824, 420763, 426303, 434336, 437472, 442092, 445284, 461776, 463698, 480872, 488628, 489459, 492156, 505248, 508896, 515774, 519498, 540981, 558432, 562464, 568404, 589456, 593712, 603288, 618264, 628236, 651504, 652612, 656208, 663138, 667926, 692664, 695547, 717984, 721308, 732942, 757872, 763344, 773661, 779247, 804384, 824352, 837648, 841526, 852606, 884184, 890568, 923552, 927396, 961744, 977256, 978918, 984312, 994707, 1031548, 1038996, 1081962, 1099413, 1136808, 1142071, 1178912, 1187424, 1206576, 1236528, 1256472, 1262289, 1303008, 1305224, 1312416, 1326276, 1335852, 1385328, 1391094, 1442616, 1465884, 1468377, 1515744, 1526688, 1547322, 1558494, 1622943, 1675296, 1683052, 1705212, 1768368, 1781136, 1854792, 1923488, 1954512, 1957836, 1968624, 1989414, 2063096, 2077992, 2163924, 2198826, 2273616, 2284142, 2320983, 2337741, 2413152, 2473056, 2512944, 2524578, 2610448, 2652552, 2671704, 2770656, 2782188, 2885232, 2931768, 2936754, 2984121, 3094644, 3116988, 3245886, 3366104, 3410424, 3426213, 3536736, 3562272, 3709584, 3786867, 3909024, 3915672, 3937248, 3978828, 4126192, 4155984, 4327848, 4397652, 4405131, 4547232, 4568284, 4641966, 4675482, 4868829, 5025888, 5049156, 5220896, 5305104, 5343408, 5564376, 5770464, 5863536, 5873508, 5968242, 6189288, 6233976, 6491772, 6732208, 6820848, 6852426, 6962949, 7419168, 7573734, 7831344, 7957656, 7994497, 8252384, 8311968, 8655696, 8795304, 8810262, 9136568, 9283932, 9350964, 9737658, 10098312, 10278639, 10610208, 10686816, 11128752, 11360601, 11727072, 11747016, 11936484, 12378576, 12467952, 12983544, 13215393, 13464416, 13641696, 13704852, 13925898, 15147468, 15662688, 15915312, 15988994, 17311392, 17590608, 17620524, 18273136, 18567864, 18701928, 19475316, 20196624, 20557278, 20888847, 22257504, 22721202, 23494032, 23872968, 23983491, 24757152, 24935904, 25967088, 26430786, 27409704, 27851796, 30294936, 30835917, 31830624, 31977988, 34081803, 35181216, 35241048, 36546272, 37135728, 37403856, 38950632, 40393248, 41114556, 41777694, 45442404, 46988064, 47745936, 47966982, 51934176, 52861572, 54819408, 55703592, 60589872, 61671834, 63955976, 68163606, 70482096, 71950473, 74271456, 74807712, 77901264, 82229112, 83555388, 90884808, 92507751, 95491872, 95933964, 105723144, 109638816, 111407184, 121179744, 123343668, 127911952, 136327212, 140964192, 143900946, 155802528, 164458224, 167110776, 181769616, 185015502, 191867928, 211446288, 215851419, 222814368, 246687336, 255823904, 272654424, 287801892, 328916448, 334221552, 363539232, 370031004, 383735856, 422892576, 431702838, 493374672, 545308848, 575603784, 647554257, 668443104, 740062008, 767471712, 863405676, 986749344, 1090617696, 1151207568, 1295108514, 1480124016, 1726811352, 2302415136, 2590217028, 2960248032, 3453622704, 5180434056, 6907245408, 10360868112, 20721736224]

約数ペア:

[(1, 20721736224), (2, 10360868112), (3, 6907245408), (4, 5180434056), (6, 3453622704), (7, 2960248032), (8, 2590217028), (9, 2302415136), (12, 1726811352), (14, 1480124016), (16, 1295108514), (18, 1151207568), (19, 1090617696), (21, 986749344), (24, 863405676), (27, 767471712), (28, 740062008), (31, 668443104), (32, 647554257), (36, 575603784), (38, 545308848), (42, 493374672), (48, 431702838), (49, 422892576), (54, 383735856), (56, 370031004), (57, 363539232), (62, 334221552), (63, 328916448), (72, 287801892), (76, 272654424), (81, 255823904), (84, 246687336), (93, 222814368), (96, 215851419), (98, 211446288), (108, 191867928), (112, 185015502), (114, 181769616), (124, 167110776), (126, 164458224), (133, 155802528), (144, 143900946), (147, 140964192), (152, 136327212), (162, 127911952), (168, 123343668), (171, 121179744), (186, 111407184), (189, 109638816), (196, 105723144), (216, 95933964), (217, 95491872), (224, 92507751), (228, 90884808), (248, 83555388), (252, 82229112), (266, 77901264), (277, 74807712), (279, 74271456), (288, 71950473), (294, 70482096), (304, 68163606), (324, 63955976), (336, 61671834), (342, 60589872), (372, 55703592), (378, 54819408), (392, 52861572), (399, 51934176), (432, 47966982), (434, 47745936), (441, 46988064), (456, 45442404), (496, 41777694), (504, 41114556), (513, 40393248), (532, 38950632), (554, 37403856), (558, 37135728), (567, 36546272), (588, 35241048), (589, 35181216), (608, 34081803), (648, 31977988), (651, 31830624), (672, 30835917), (684, 30294936), (744, 27851796), (756, 27409704), (784, 26430786), (798, 25967088), (831, 24935904), (837, 24757152), (864, 23983491), (868, 23872968), (882, 23494032), (912, 22721202), (931, 22257504), (992, 20888847), (1008, 20557278), (1026, 20196624), (1064, 19475316), (1108, 18701928), (1116, 18567864), (1134, 18273136), (1176, 17620524), (1178, 17590608), (1197, 17311392), (1296, 15988994), (1302, 15915312), (1323, 15662688), (1368, 15147468), (1488, 13925898), (1512, 13704852), (1519, 13641696), (1539, 13464416), (1568, 13215393), (1596, 12983544), (1662, 12467952), (1674, 12378576), (1736, 11936484), (1764, 11747016), (1767, 11727072), (1824, 11360601), (1862, 11128752), (1939, 10686816), (1953, 10610208), (2016, 10278639), (2052, 10098312), (2128, 9737658), (2216, 9350964), (2232, 9283932), (2268, 9136568), (2352, 8810262), (2356, 8795304), (2394, 8655696), (2493, 8311968), (2511, 8252384), (2592, 7994497), (2604, 7957656), (2646, 7831344), (2736, 7573734), (2793, 7419168), (2976, 6962949), (3024, 6852426), (3038, 6820848), (3078, 6732208), (3192, 6491772), (3324, 6233976), (3348, 6189288), (3472, 5968242), (3528, 5873508), (3534, 5863536), (3591, 5770464), (3724, 5564376), (3878, 5343408), (3906, 5305104), (3969, 5220896), (4104, 5049156), (4123, 5025888), (4256, 4868829), (4432, 4675482), (4464, 4641966), (4536, 4568284), (4557, 4547232), (4704, 4405131), (4712, 4397652), (4788, 4327848), (4986, 4155984), (5022, 4126192), (5208, 3978828), (5263, 3937248), (5292, 3915672), (5301, 3909024), (5472, 3786867), (5586, 3709584), (5817, 3562272), (5859, 3536736), (6048, 3426213), (6076, 3410424), (6156, 3366104), (6384, 3245886), (6648, 3116988), (6696, 3094644), (6944, 2984121), (7056, 2936754), (7068, 2931768), (7182, 2885232), (7448, 2782188), (7479, 2770656), (7756, 2671704), (7812, 2652552), (7938, 2610448), (8208, 2524578), (8246, 2512944), (8379, 2473056), (8587, 2413152), (8864, 2337741), (8928, 2320983), (9072, 2284142), (9114, 2273616), (9424, 2198826), (9576, 2163924), (9972, 2077992), (10044, 2063096), (10416, 1989414), (10526, 1968624), (10584, 1957836), (10602, 1954512), (10773, 1923488), (11172, 1854792), (11634, 1781136), (11718, 1768368), (12152, 1705212), (12312, 1683052), (12369, 1675296), (12768, 1622943), (13296, 1558494), (13392, 1547322), (13573, 1526688), (13671, 1515744), (14112, 1468377), (14136, 1465884), (14364, 1442616), (14896, 1391094), (14958, 1385328), (15512, 1335852), (15624, 1326276), (15789, 1312416), (15876, 1305224), (15903, 1303008), (16416, 1262289), (16492, 1256472), (16758, 1236528), (17174, 1206576), (17451, 1187424), (17577, 1178912), (18144, 1142071), (18228, 1136808), (18848, 1099413), (19152, 1081962), (19944, 1038996), (20088, 1031548), (20832, 994707), (21052, 984312), (21168, 978918), (21204, 977256), (21546, 961744), (22344, 927396), (22437, 923552), (23268, 890568), (23436, 884184), (24304, 852606), (24624, 841526), (24738, 837648), (25137, 824352), (25761, 804384), (26592, 779247), (26784, 773661), (27146, 763344), (27342, 757872), (28272, 732942), (28728, 721308), (28861, 717984), (29792, 695547), (29916, 692664), (31024, 667926), (31248, 663138), (31578, 656208), (31752, 652612), (31806, 651504), (32984, 628236), (33516, 618264), (34348, 603288), (34902, 593712), (35154, 589456), (36456, 568404), (36841, 562464), (37107, 558432), (38304, 540981), (39888, 519498), (40176, 515774), (40719, 508896), (41013, 505248), (42104, 492156), (42336, 489459), (42408, 488628), (43092, 480872), (44688, 463698), (44874, 461776), (46536, 445284), (46872, 442092), (47367, 437472), (47709, 434336), (48608, 426303), (49248, 420763), (49476, 418824), (50274, 412176), (51522, 402192), (52353, 395808), (54292, 381672), (54684, 378936), (56544, 366471), (57456, 360654), (57722, 358992), (59832, 346332), (60109, 344736), (62048, 333963), (62496, 331569), (63156, 328104), (63504, 326306), (63612, 325752), (65968, 314118), (67032, 309132), (68696, 301644), (69804, 296856), (70308, 294728), (72912, 284202), (73682, 281232), (74214, 279216), (75411, 274784), (77283, 268128), (79776, 259749), (80352, 257887), (81438, 254448), (82026, 252624), (84208, 246078), (84816, 244314), (86184, 240436), (86583, 239328), (89376, 231849), (89748, 230888), (93072, 222642), (93744, 221046), (94734, 218736), (95418, 217168), (98952, 209412), (100548, 206088), (103044, 201096), (104706, 197904), (108584, 190836), (109368, 189468), (110523, 187488), (111321, 186144), (114912, 180327), (115444, 179496), (119664, 173166), (120218, 172368), (122157, 169632), (123039, 168416), (126312, 164052), (127008, 163153), (127224, 162876), (131936, 157059), (134064, 154566), (137392, 150822), (139608, 148428), (140616, 147364), (142101, 145824)]