680960432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1086

約数の個数: 80

約数和(自身を含む): 1456460352

約数和(自身を除く): 775499920

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 71, 74, 136, 142, 148, 272, 284, 296, 568, 592, 629, 953, 1136, 1207, 1258, 1906, 2414, 2516, 2627, 3812, 4828, 5032, 5254, 7624, 9656, 10064, 10508, 15248, 16201, 19312, 21016, 32402, 35261, 42032, 44659, 64804, 67663, 70522, 89318, 129608, 135326, 141044, 178636, 259216, 270652, 282088, 357272, 541304, 564176, 599437, 714544, 1082608, 1150271, 1198874, 2300542, 2397748, 2503531, 4601084, 4795496, 5007062, 9202168, 9590992, 10014124, 18404336, 20028248, 40056496, 42560027, 85120054, 170240108, 340480216, 680960432]

約数ペア:

[(1, 680960432), (2, 340480216), (4, 170240108), (8, 85120054), (16, 42560027), (17, 40056496), (34, 20028248), (37, 18404336), (68, 10014124), (71, 9590992), (74, 9202168), (136, 5007062), (142, 4795496), (148, 4601084), (272, 2503531), (284, 2397748), (296, 2300542), (568, 1198874), (592, 1150271), (629, 1082608), (953, 714544), (1136, 599437), (1207, 564176), (1258, 541304), (1906, 357272), (2414, 282088), (2516, 270652), (2627, 259216), (3812, 178636), (4828, 141044), (5032, 135326), (5254, 129608), (7624, 89318), (9656, 70522), (10064, 67663), (10508, 64804), (15248, 44659), (16201, 42032), (19312, 35261), (21016, 32402)]