20578725216

素因数分解:

$2^5\times 3^7\times 7^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:415

約数の個数: 576

約数和(自身を含む): 75052474560

約数和(自身を除く): 54473749344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 49, 51, 54, 56, 63, 68, 72, 81, 84, 96, 98, 102, 108, 112, 119, 126, 136, 144, 147, 153, 162, 168, 189, 196, 204, 216, 224, 238, 243, 252, 272, 288, 294, 306, 324, 336, 353, 357, 378, 392, 408, 432, 441, 459, 476, 486, 504, 544, 567, 588, 612, 648, 672, 706, 714, 729, 756, 784, 816, 833, 864, 882, 918, 952, 972, 1008, 1059, 1071, 1134, 1176, 1224, 1296, 1323, 1377, 1412, 1428, 1458, 1512, 1568, 1632, 1666, 1701, 1764, 1836, 1904, 1944, 2016, 2118, 2142, 2187, 2268, 2352, 2448, 2471, 2499, 2592, 2646, 2754, 2824, 2856, 2916, 3024, 3177, 3213, 3332, 3402, 3528, 3672, 3808, 3888, 3969, 4131, 4236, 4284, 4374, 4536, 4704, 4896, 4942, 4998, 5103, 5292, 5508, 5648, 5712, 5832, 6001, 6048, 6354, 6426, 6664, 6804, 7056, 7344, 7413, 7497, 7776, 7938, 8262, 8472, 8568, 8748, 9072, 9531, 9639, 9884, 9996, 10206, 10584, 11016, 11296, 11424, 11664, 11907, 12002, 12393, 12708, 12852, 13328, 13608, 14112, 14688, 14826, 14994, 15309, 15876, 16524, 16944, 17136, 17297, 17496, 18003, 18144, 19062, 19278, 19768, 19992, 20412, 21168, 22032, 22239, 22491, 23328, 23814, 24004, 24786, 25416, 25704, 26656, 27216, 28593, 28917, 29652, 29988, 30618, 31752, 33048, 33888, 34272, 34594, 34992, 35721, 36006, 37179, 38124, 38556, 39536, 39984, 40824, 42007, 42336, 44064, 44478, 44982, 47628, 48008, 49572, 50832, 51408, 51891, 54009, 54432, 57186, 57834, 59304, 59976, 61236, 63504, 66096, 66717, 67473, 69188, 69984, 71442, 72012, 74358, 76248, 77112, 79072, 79968, 81648, 84014, 85779, 86751, 88956, 89964, 95256, 96016, 99144, 101664, 102816, 103782, 107163, 108018, 114372, 115668, 118608, 119952, 122472, 126021, 127008, 132192, 133434, 134946, 138376, 142884, 144024, 148716, 152496, 154224, 155673, 162027, 163296, 168028, 171558, 173502, 177912, 179928, 190512, 192032, 198288, 200151, 202419, 207564, 214326, 216036, 228744, 231336, 237216, 239904, 244944, 252042, 257337, 260253, 266868, 269892, 276752, 285768, 288048, 294049, 297432, 304992, 308448, 311346, 324054, 336056, 343116, 347004, 355824, 359856, 378063, 381024, 396576, 400302, 404838, 415128, 428652, 432072, 457488, 462672, 467019, 486081, 489888, 504084, 514674, 520506, 533736, 539784, 553504, 571536, 576096, 588098, 594864, 600453, 607257, 622692, 648108, 672112, 686232, 694008, 711648, 719712, 756126, 772011, 800604, 809676, 830256, 857304, 864144, 882147, 914976, 925344, 934038, 972162, 1008168, 1029348, 1041012, 1067472, 1079568, 1134189, 1143072, 1176196, 1189728, 1200906, 1214514, 1245384, 1296216, 1344224, 1372464, 1388016, 1401057, 1458243, 1512252, 1544022, 1601208, 1619352, 1660512, 1714608, 1728288, 1764294, 1801359, 1821771, 1868076, 1944324, 2016336, 2058696, 2082024, 2134944, 2159136, 2268378, 2352392, 2401812, 2429028, 2490768, 2592432, 2646441, 2744928, 2776032, 2802114, 2916486, 3024504, 3088044, 3202416, 3238704, 3402567, 3429216, 3528588, 3602718, 3643542, 3736152, 3888648, 4032672, 4117392, 4164048, 4203171, 4374729, 4536756, 4704784, 4803624, 4858056, 4981536, 5184864, 5292882, 5404077, 5604228, 5832972, 6049008, 6176088, 6404832, 6477408, 6805134, 7057176, 7205436, 7287084, 7472304, 7777296, 7939323, 8234784, 8328096, 8406342, 8749458, 9073512, 9409568, 9607248, 9716112, 10207701, 10585764, 10808154, 11208456, 11665944, 12098016, 12352176, 12609513, 13124187, 13610268, 14114352, 14410872, 14574168, 14944608, 15554592, 15878646, 16812684, 17498916, 18147024, 19214496, 19432224, 20415402, 21171528, 21616308, 22416912, 23331888, 23817969, 24704352, 25219026, 26248374, 27220536, 28228704, 28821744, 29148336, 30623103, 31757292, 33625368, 34997832, 36294048, 37828539, 40830804, 42343056, 43232616, 44833824, 46663776, 47635938, 50438052, 52496748, 54441072, 57643488, 58296672, 61246206, 63514584, 67250736, 69995664, 71453907, 75657078, 81661608, 84686112, 86465232, 91869309, 95271876, 100876104, 104993496, 108882144, 122492412, 127029168, 134501472, 139991328, 142907814, 151314156, 163323216, 172930464, 183738618, 190543752, 201752208, 209986992, 214361721, 244984824, 254058336, 285815628, 302628312, 326646432, 367477236, 381087504, 403504416, 419973984, 428723442, 489969648, 571631256, 605256624, 643085163, 734954472, 762175008, 857446884, 979939296, 1143262512, 1210513248, 1286170326, 1469908944, 1714893768, 2286525024, 2572340652, 2939817888, 3429787536, 5144681304, 6859575072, 10289362608, 20578725216]

約数ペア:

[(1, 20578725216), (2, 10289362608), (3, 6859575072), (4, 5144681304), (6, 3429787536), (7, 2939817888), (8, 2572340652), (9, 2286525024), (12, 1714893768), (14, 1469908944), (16, 1286170326), (17, 1210513248), (18, 1143262512), (21, 979939296), (24, 857446884), (27, 762175008), (28, 734954472), (32, 643085163), (34, 605256624), (36, 571631256), (42, 489969648), (48, 428723442), (49, 419973984), (51, 403504416), (54, 381087504), (56, 367477236), (63, 326646432), (68, 302628312), (72, 285815628), (81, 254058336), (84, 244984824), (96, 214361721), (98, 209986992), (102, 201752208), (108, 190543752), (112, 183738618), (119, 172930464), (126, 163323216), (136, 151314156), (144, 142907814), (147, 139991328), (153, 134501472), (162, 127029168), (168, 122492412), (189, 108882144), (196, 104993496), (204, 100876104), (216, 95271876), (224, 91869309), (238, 86465232), (243, 84686112), (252, 81661608), (272, 75657078), (288, 71453907), (294, 69995664), (306, 67250736), (324, 63514584), (336, 61246206), (353, 58296672), (357, 57643488), (378, 54441072), (392, 52496748), (408, 50438052), (432, 47635938), (441, 46663776), (459, 44833824), (476, 43232616), (486, 42343056), (504, 40830804), (544, 37828539), (567, 36294048), (588, 34997832), (612, 33625368), (648, 31757292), (672, 30623103), (706, 29148336), (714, 28821744), (729, 28228704), (756, 27220536), (784, 26248374), (816, 25219026), (833, 24704352), (864, 23817969), (882, 23331888), (918, 22416912), (952, 21616308), (972, 21171528), (1008, 20415402), (1059, 19432224), (1071, 19214496), (1134, 18147024), (1176, 17498916), (1224, 16812684), (1296, 15878646), (1323, 15554592), (1377, 14944608), (1412, 14574168), (1428, 14410872), (1458, 14114352), (1512, 13610268), (1568, 13124187), (1632, 12609513), (1666, 12352176), (1701, 12098016), (1764, 11665944), (1836, 11208456), (1904, 10808154), (1944, 10585764), (2016, 10207701), (2118, 9716112), (2142, 9607248), (2187, 9409568), (2268, 9073512), (2352, 8749458), (2448, 8406342), (2471, 8328096), (2499, 8234784), (2592, 7939323), (2646, 7777296), (2754, 7472304), (2824, 7287084), (2856, 7205436), (2916, 7057176), (3024, 6805134), (3177, 6477408), (3213, 6404832), (3332, 6176088), (3402, 6049008), (3528, 5832972), (3672, 5604228), (3808, 5404077), (3888, 5292882), (3969, 5184864), (4131, 4981536), (4236, 4858056), (4284, 4803624), (4374, 4704784), (4536, 4536756), (4704, 4374729), (4896, 4203171), (4942, 4164048), (4998, 4117392), (5103, 4032672), (5292, 3888648), (5508, 3736152), (5648, 3643542), (5712, 3602718), (5832, 3528588), (6001, 3429216), (6048, 3402567), (6354, 3238704), (6426, 3202416), (6664, 3088044), (6804, 3024504), (7056, 2916486), (7344, 2802114), (7413, 2776032), (7497, 2744928), (7776, 2646441), (7938, 2592432), (8262, 2490768), (8472, 2429028), (8568, 2401812), (8748, 2352392), (9072, 2268378), (9531, 2159136), (9639, 2134944), (9884, 2082024), (9996, 2058696), (10206, 2016336), (10584, 1944324), (11016, 1868076), (11296, 1821771), (11424, 1801359), (11664, 1764294), (11907, 1728288), (12002, 1714608), (12393, 1660512), (12708, 1619352), (12852, 1601208), (13328, 1544022), (13608, 1512252), (14112, 1458243), (14688, 1401057), (14826, 1388016), (14994, 1372464), (15309, 1344224), (15876, 1296216), (16524, 1245384), (16944, 1214514), (17136, 1200906), (17297, 1189728), (17496, 1176196), (18003, 1143072), (18144, 1134189), (19062, 1079568), (19278, 1067472), (19768, 1041012), (19992, 1029348), (20412, 1008168), (21168, 972162), (22032, 934038), (22239, 925344), (22491, 914976), (23328, 882147), (23814, 864144), (24004, 857304), (24786, 830256), (25416, 809676), (25704, 800604), (26656, 772011), (27216, 756126), (28593, 719712), (28917, 711648), (29652, 694008), (29988, 686232), (30618, 672112), (31752, 648108), (33048, 622692), (33888, 607257), (34272, 600453), (34594, 594864), (34992, 588098), (35721, 576096), (36006, 571536), (37179, 553504), (38124, 539784), (38556, 533736), (39536, 520506), (39984, 514674), (40824, 504084), (42007, 489888), (42336, 486081), (44064, 467019), (44478, 462672), (44982, 457488), (47628, 432072), (48008, 428652), (49572, 415128), (50832, 404838), (51408, 400302), (51891, 396576), (54009, 381024), (54432, 378063), (57186, 359856), (57834, 355824), (59304, 347004), (59976, 343116), (61236, 336056), (63504, 324054), (66096, 311346), (66717, 308448), (67473, 304992), (69188, 297432), (69984, 294049), (71442, 288048), (72012, 285768), (74358, 276752), (76248, 269892), (77112, 266868), (79072, 260253), (79968, 257337), (81648, 252042), (84014, 244944), (85779, 239904), (86751, 237216), (88956, 231336), (89964, 228744), (95256, 216036), (96016, 214326), (99144, 207564), (101664, 202419), (102816, 200151), (103782, 198288), (107163, 192032), (108018, 190512), (114372, 179928), (115668, 177912), (118608, 173502), (119952, 171558), (122472, 168028), (126021, 163296), (127008, 162027), (132192, 155673), (133434, 154224), (134946, 152496), (138376, 148716), (142884, 144024)]