20115907968

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{809}}^1$

素因数の和:1149

約数の個数: 256

約数和(自身を含む): 61211505600

約数和(自身を除く): 41095597632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 128, 136, 156, 192, 204, 208, 221, 272, 293, 312, 384, 408, 416, 442, 544, 586, 624, 663, 809, 816, 832, 879, 884, 1088, 1172, 1248, 1326, 1618, 1632, 1664, 1758, 1768, 2176, 2344, 2427, 2496, 2652, 3236, 3264, 3516, 3536, 3809, 4688, 4854, 4981, 4992, 5304, 6472, 6528, 7032, 7072, 7618, 9376, 9708, 9962, 10517, 10608, 11427, 12944, 13753, 14064, 14144, 14943, 15236, 18752, 19416, 19924, 21034, 21216, 22854, 25888, 27506, 28128, 28288, 29886, 30472, 31551, 37504, 38832, 39848, 41259, 42068, 42432, 45708, 51776, 55012, 56256, 59772, 60944, 63102, 64753, 77664, 79696, 82518, 84136, 84864, 91416, 103552, 110024, 112512, 119544, 121888, 126204, 129506, 155328, 159392, 165036, 168272, 178789, 182832, 194259, 220048, 237037, 239088, 243776, 252408, 259012, 310656, 318784, 330072, 336544, 357578, 365664, 388518, 440096, 474074, 478176, 487552, 504816, 518024, 536367, 637568, 660144, 673088, 711111, 715156, 731328, 777036, 880192, 948148, 956352, 1009632, 1036048, 1072734, 1320288, 1346176, 1422222, 1430312, 1462656, 1554072, 1760384, 1896296, 1912704, 2019264, 2072096, 2145468, 2640576, 2844444, 2860624, 3081481, 3108144, 3792592, 4029629, 4038528, 4144192, 4290936, 5281152, 5688888, 5721248, 6162962, 6216288, 7585184, 8059258, 8288384, 8581872, 9244443, 11377776, 11442496, 12088887, 12325924, 12432576, 15170368, 16118516, 17163744, 18488886, 22755552, 22884992, 24177774, 24651848, 24865152, 30340736, 32237032, 34327488, 36977772, 45511104, 48355548, 49303696, 52385177, 64474064, 68654976, 73955544, 91022208, 96711096, 98607392, 104770354, 128948128, 147911088, 157155531, 193422192, 197214784, 209540708, 257896256, 295822176, 314311062, 386844384, 394429568, 419081416, 515792512, 591644352, 628622124, 773688768, 838162832, 1183288704, 1257244248, 1547377536, 1676325664, 2514488496, 3352651328, 5028976992, 6705302656, 10057953984, 20115907968]

約数ペア:

[(1, 20115907968), (2, 10057953984), (3, 6705302656), (4, 5028976992), (6, 3352651328), (8, 2514488496), (12, 1676325664), (13, 1547377536), (16, 1257244248), (17, 1183288704), (24, 838162832), (26, 773688768), (32, 628622124), (34, 591644352), (39, 515792512), (48, 419081416), (51, 394429568), (52, 386844384), (64, 314311062), (68, 295822176), (78, 257896256), (96, 209540708), (102, 197214784), (104, 193422192), (128, 157155531), (136, 147911088), (156, 128948128), (192, 104770354), (204, 98607392), (208, 96711096), (221, 91022208), (272, 73955544), (293, 68654976), (312, 64474064), (384, 52385177), (408, 49303696), (416, 48355548), (442, 45511104), (544, 36977772), (586, 34327488), (624, 32237032), (663, 30340736), (809, 24865152), (816, 24651848), (832, 24177774), (879, 22884992), (884, 22755552), (1088, 18488886), (1172, 17163744), (1248, 16118516), (1326, 15170368), (1618, 12432576), (1632, 12325924), (1664, 12088887), (1758, 11442496), (1768, 11377776), (2176, 9244443), (2344, 8581872), (2427, 8288384), (2496, 8059258), (2652, 7585184), (3236, 6216288), (3264, 6162962), (3516, 5721248), (3536, 5688888), (3809, 5281152), (4688, 4290936), (4854, 4144192), (4981, 4038528), (4992, 4029629), (5304, 3792592), (6472, 3108144), (6528, 3081481), (7032, 2860624), (7072, 2844444), (7618, 2640576), (9376, 2145468), (9708, 2072096), (9962, 2019264), (10517, 1912704), (10608, 1896296), (11427, 1760384), (12944, 1554072), (13753, 1462656), (14064, 1430312), (14144, 1422222), (14943, 1346176), (15236, 1320288), (18752, 1072734), (19416, 1036048), (19924, 1009632), (21034, 956352), (21216, 948148), (22854, 880192), (25888, 777036), (27506, 731328), (28128, 715156), (28288, 711111), (29886, 673088), (30472, 660144), (31551, 637568), (37504, 536367), (38832, 518024), (39848, 504816), (41259, 487552), (42068, 478176), (42432, 474074), (45708, 440096), (51776, 388518), (55012, 365664), (56256, 357578), (59772, 336544), (60944, 330072), (63102, 318784), (64753, 310656), (77664, 259012), (79696, 252408), (82518, 243776), (84136, 239088), (84864, 237037), (91416, 220048), (103552, 194259), (110024, 182832), (112512, 178789), (119544, 168272), (121888, 165036), (126204, 159392), (129506, 155328)]