1621767420

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:256

約数の個数: 576

約数和(自身を含む): 6643553280

約数和(自身を除く): 5021785860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 27, 28, 30, 35, 36, 38, 39, 42, 45, 52, 54, 57, 60, 63, 65, 70, 76, 78, 81, 84, 90, 91, 95, 105, 108, 114, 117, 126, 130, 133, 135, 140, 156, 162, 171, 180, 182, 189, 190, 193, 195, 210, 228, 234, 243, 247, 252, 260, 266, 270, 273, 285, 315, 324, 342, 351, 364, 378, 380, 386, 390, 399, 405, 420, 455, 468, 486, 494, 513, 532, 540, 546, 567, 570, 579, 585, 630, 665, 684, 702, 741, 756, 772, 780, 798, 810, 819, 855, 910, 945, 965, 972, 988, 1026, 1053, 1092, 1134, 1140, 1158, 1170, 1197, 1215, 1235, 1260, 1330, 1351, 1365, 1404, 1482, 1539, 1596, 1620, 1638, 1701, 1710, 1729, 1737, 1755, 1820, 1890, 1930, 1995, 2052, 2106, 2223, 2268, 2316, 2340, 2394, 2430, 2457, 2470, 2509, 2565, 2660, 2702, 2730, 2835, 2895, 2964, 3078, 3159, 3276, 3402, 3420, 3458, 3474, 3510, 3591, 3667, 3705, 3780, 3860, 3990, 4053, 4095, 4212, 4446, 4617, 4788, 4860, 4914, 4940, 5018, 5130, 5187, 5211, 5265, 5404, 5460, 5670, 5790, 5985, 6156, 6318, 6669, 6755, 6804, 6916, 6948, 7020, 7182, 7334, 7371, 7410, 7527, 7695, 7980, 8106, 8190, 8505, 8645, 8685, 8892, 9234, 9828, 10036, 10260, 10374, 10422, 10530, 10773, 11001, 11115, 11340, 11580, 11970, 12159, 12285, 12545, 12636, 13338, 13510, 14364, 14668, 14742, 14820, 15054, 15390, 15561, 15633, 15795, 16212, 16380, 17010, 17290, 17370, 17563, 17955, 18335, 18468, 20007, 20265, 20748, 20844, 21060, 21546, 22002, 22113, 22230, 22581, 23085, 23940, 24318, 24570, 25090, 25669, 25935, 26055, 26676, 27020, 29484, 30108, 30780, 31122, 31266, 31590, 32319, 33003, 33345, 34020, 34580, 34740, 35126, 35910, 36477, 36670, 36855, 37635, 40014, 40530, 43092, 44004, 44226, 44460, 45162, 46170, 46683, 46899, 47671, 48636, 49140, 50180, 51338, 51870, 52110, 52689, 53865, 55005, 60021, 60795, 62244, 62532, 63180, 64638, 66006, 66690, 67743, 70252, 71820, 72954, 73340, 73710, 75270, 77007, 77805, 78165, 80028, 81060, 87815, 88452, 90324, 92340, 93366, 93798, 95342, 99009, 100035, 102676, 103740, 104220, 105378, 107730, 109431, 110010, 110565, 112905, 120042, 121590, 128345, 129276, 132012, 133380, 135486, 140049, 143013, 145908, 147420, 150540, 154014, 155610, 156330, 158067, 161595, 165015, 175630, 182385, 186732, 187596, 190684, 198018, 200070, 203229, 210756, 215460, 218862, 220020, 221130, 225810, 231021, 233415, 234495, 238355, 240084, 243180, 256690, 263445, 270972, 280098, 286026, 297027, 300105, 308028, 311220, 312660, 316134, 323190, 328293, 330030, 333697, 338715, 351260, 364770, 385035, 396036, 400140, 406458, 420147, 429039, 437724, 442260, 451620, 462042, 466830, 468990, 474201, 476710, 495045, 513380, 526890, 547155, 560196, 572052, 594054, 600210, 609687, 632268, 646380, 656586, 660060, 667394, 677430, 693063, 700245, 715065, 729540, 770070, 790335, 812916, 840294, 858078, 891081, 924084, 933660, 937980, 948402, 953420, 990090, 1001091, 1016145, 1053780, 1094310, 1155105, 1188108, 1200420, 1219374, 1287117, 1313172, 1334788, 1354860, 1386126, 1400490, 1422603, 1430130, 1485135, 1540140, 1580670, 1641465, 1668485, 1680588, 1716156, 1782162, 1896804, 1980180, 2002182, 2032290, 2079189, 2100735, 2145195, 2188620, 2310210, 2371005, 2438748, 2574234, 2772252, 2800980, 2845206, 2860260, 2970270, 3003273, 3048435, 3161340, 3282930, 3336970, 3465315, 3564324, 3861351, 4004364, 4064580, 4158378, 4201470, 4267809, 4290390, 4455405, 4620420, 4742010, 5005455, 5148468, 5690412, 5940540, 6006546, 6096870, 6237567, 6435585, 6565860, 6673940, 6930630, 7113015, 7722702, 8316756, 8402940, 8535618, 8580780, 8910810, 9009819, 9484020, 10010910, 10395945, 11584053, 12013092, 12193740, 12475134, 12871170, 13861260, 14226030, 15016365, 15445404, 17071236, 17821620, 18019638, 19306755, 20021820, 20791890, 21339045, 23168106, 24950268, 25742340, 27029457, 28452060, 30032730, 31187835, 36039276, 38613510, 41583780, 42678090, 45049095, 46336212, 54058914, 57920265, 60065460, 62375670, 77227020, 81088371, 85356180, 90098190, 108117828, 115840530, 124751340, 135147285, 162176742, 180196380, 231681060, 270294570, 324353484, 405441855, 540589140, 810883710, 1621767420]

約数ペア:

[(1, 1621767420), (2, 810883710), (3, 540589140), (4, 405441855), (5, 324353484), (6, 270294570), (7, 231681060), (9, 180196380), (10, 162176742), (12, 135147285), (13, 124751340), (14, 115840530), (15, 108117828), (18, 90098190), (19, 85356180), (20, 81088371), (21, 77227020), (26, 62375670), (27, 60065460), (28, 57920265), (30, 54058914), (35, 46336212), (36, 45049095), (38, 42678090), (39, 41583780), (42, 38613510), (45, 36039276), (52, 31187835), (54, 30032730), (57, 28452060), (60, 27029457), (63, 25742340), (65, 24950268), (70, 23168106), (76, 21339045), (78, 20791890), (81, 20021820), (84, 19306755), (90, 18019638), (91, 17821620), (95, 17071236), (105, 15445404), (108, 15016365), (114, 14226030), (117, 13861260), (126, 12871170), (130, 12475134), (133, 12193740), (135, 12013092), (140, 11584053), (156, 10395945), (162, 10010910), (171, 9484020), (180, 9009819), (182, 8910810), (189, 8580780), (190, 8535618), (193, 8402940), (195, 8316756), (210, 7722702), (228, 7113015), (234, 6930630), (243, 6673940), (247, 6565860), (252, 6435585), (260, 6237567), (266, 6096870), (270, 6006546), (273, 5940540), (285, 5690412), (315, 5148468), (324, 5005455), (342, 4742010), (351, 4620420), (364, 4455405), (378, 4290390), (380, 4267809), (386, 4201470), (390, 4158378), (399, 4064580), (405, 4004364), (420, 3861351), (455, 3564324), (468, 3465315), (486, 3336970), (494, 3282930), (513, 3161340), (532, 3048435), (540, 3003273), (546, 2970270), (567, 2860260), (570, 2845206), (579, 2800980), (585, 2772252), (630, 2574234), (665, 2438748), (684, 2371005), (702, 2310210), (741, 2188620), (756, 2145195), (772, 2100735), (780, 2079189), (798, 2032290), (810, 2002182), (819, 1980180), (855, 1896804), (910, 1782162), (945, 1716156), (965, 1680588), (972, 1668485), (988, 1641465), (1026, 1580670), (1053, 1540140), (1092, 1485135), (1134, 1430130), (1140, 1422603), (1158, 1400490), (1170, 1386126), (1197, 1354860), (1215, 1334788), (1235, 1313172), (1260, 1287117), (1330, 1219374), (1351, 1200420), (1365, 1188108), (1404, 1155105), (1482, 1094310), (1539, 1053780), (1596, 1016145), (1620, 1001091), (1638, 990090), (1701, 953420), (1710, 948402), (1729, 937980), (1737, 933660), (1755, 924084), (1820, 891081), (1890, 858078), (1930, 840294), (1995, 812916), (2052, 790335), (2106, 770070), (2223, 729540), (2268, 715065), (2316, 700245), (2340, 693063), (2394, 677430), (2430, 667394), (2457, 660060), (2470, 656586), (2509, 646380), (2565, 632268), (2660, 609687), (2702, 600210), (2730, 594054), (2835, 572052), (2895, 560196), (2964, 547155), (3078, 526890), (3159, 513380), (3276, 495045), (3402, 476710), (3420, 474201), (3458, 468990), (3474, 466830), (3510, 462042), (3591, 451620), (3667, 442260), (3705, 437724), (3780, 429039), (3860, 420147), (3990, 406458), (4053, 400140), (4095, 396036), (4212, 385035), (4446, 364770), (4617, 351260), (4788, 338715), (4860, 333697), (4914, 330030), (4940, 328293), (5018, 323190), (5130, 316134), (5187, 312660), (5211, 311220), (5265, 308028), (5404, 300105), (5460, 297027), (5670, 286026), (5790, 280098), (5985, 270972), (6156, 263445), (6318, 256690), (6669, 243180), (6755, 240084), (6804, 238355), (6916, 234495), (6948, 233415), (7020, 231021), (7182, 225810), (7334, 221130), (7371, 220020), (7410, 218862), (7527, 215460), (7695, 210756), (7980, 203229), (8106, 200070), (8190, 198018), (8505, 190684), (8645, 187596), (8685, 186732), (8892, 182385), (9234, 175630), (9828, 165015), (10036, 161595), (10260, 158067), (10374, 156330), (10422, 155610), (10530, 154014), (10773, 150540), (11001, 147420), (11115, 145908), (11340, 143013), (11580, 140049), (11970, 135486), (12159, 133380), (12285, 132012), (12545, 129276), (12636, 128345), (13338, 121590), (13510, 120042), (14364, 112905), (14668, 110565), (14742, 110010), (14820, 109431), (15054, 107730), (15390, 105378), (15561, 104220), (15633, 103740), (15795, 102676), (16212, 100035), (16380, 99009), (17010, 95342), (17290, 93798), (17370, 93366), (17563, 92340), (17955, 90324), (18335, 88452), (18468, 87815), (20007, 81060), (20265, 80028), (20748, 78165), (20844, 77805), (21060, 77007), (21546, 75270), (22002, 73710), (22113, 73340), (22230, 72954), (22581, 71820), (23085, 70252), (23940, 67743), (24318, 66690), (24570, 66006), (25090, 64638), (25669, 63180), (25935, 62532), (26055, 62244), (26676, 60795), (27020, 60021), (29484, 55005), (30108, 53865), (30780, 52689), (31122, 52110), (31266, 51870), (31590, 51338), (32319, 50180), (33003, 49140), (33345, 48636), (34020, 47671), (34580, 46899), (34740, 46683), (35126, 46170), (35910, 45162), (36477, 44460), (36670, 44226), (36855, 44004), (37635, 43092), (40014, 40530)]