68399520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{20357}}^1$

素因数の和:20382

約数の個数: 96

約数和(自身を含む): 246250368

約数和(自身を除く): 177850848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 20357, 40714, 61071, 81428, 101785, 122142, 142499, 162856, 203570, 244284, 284998, 305355, 325712, 407140, 427497, 488568, 569996, 610710, 651424, 712495, 814280, 854994, 977136, 1139992, 1221420, 1424990, 1628560, 1709988, 1954272, 2137485, 2279984, 2442840, 2849980, 3257120, 3419976, 4274970, 4559968, 4885680, 5699960, 6839952, 8549940, 9771360, 11399920, 13679904, 17099880, 22799840, 34199760, 68399520]

約数ペア:

[(1, 68399520), (2, 34199760), (3, 22799840), (4, 17099880), (5, 13679904), (6, 11399920), (7, 9771360), (8, 8549940), (10, 6839952), (12, 5699960), (14, 4885680), (15, 4559968), (16, 4274970), (20, 3419976), (21, 3257120), (24, 2849980), (28, 2442840), (30, 2279984), (32, 2137485), (35, 1954272), (40, 1709988), (42, 1628560), (48, 1424990), (56, 1221420), (60, 1139992), (70, 977136), (80, 854994), (84, 814280), (96, 712495), (105, 651424), (112, 610710), (120, 569996), (140, 488568), (160, 427497), (168, 407140), (210, 325712), (224, 305355), (240, 284998), (280, 244284), (336, 203570), (420, 162856), (480, 142499), (560, 122142), (672, 101785), (840, 81428), (1120, 61071), (1680, 40714), (3360, 20357)]