68180360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{317}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 162561600

約数和(自身を除く): 94381240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 283, 317, 380, 566, 634, 760, 1132, 1268, 1415, 1585, 2264, 2536, 2830, 3170, 5377, 5660, 6023, 6340, 10754, 11320, 12046, 12680, 21508, 24092, 26885, 30115, 43016, 48184, 53770, 60230, 89711, 107540, 120460, 179422, 215080, 240920, 358844, 448555, 717688, 897110, 1704509, 1794220, 3409018, 3588440, 6818036, 8522545, 13636072, 17045090, 34090180, 68180360]

約数ペア:

[(1, 68180360), (2, 34090180), (4, 17045090), (5, 13636072), (8, 8522545), (10, 6818036), (19, 3588440), (20, 3409018), (38, 1794220), (40, 1704509), (76, 897110), (95, 717688), (152, 448555), (190, 358844), (283, 240920), (317, 215080), (380, 179422), (566, 120460), (634, 107540), (760, 89711), (1132, 60230), (1268, 53770), (1415, 48184), (1585, 43016), (2264, 30115), (2536, 26885), (2830, 24092), (3170, 21508), (5377, 12680), (5660, 12046), (6023, 11320), (6340, 10754)]