197578680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{126653}}^1$

素因数の和:126680

約数の個数: 64

約数和(自身を含む): 638336160

約数和(自身を除く): 440757480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 126653, 253306, 379959, 506612, 633265, 759918, 1013224, 1266530, 1519836, 1646489, 1899795, 2533060, 3039672, 3292978, 3799590, 4939467, 5066120, 6585956, 7599180, 8232445, 9878934, 13171912, 15198360, 16464890, 19757868, 24697335, 32929780, 39515736, 49394670, 65859560, 98789340, 197578680]

約数ペア:

[(1, 197578680), (2, 98789340), (3, 65859560), (4, 49394670), (5, 39515736), (6, 32929780), (8, 24697335), (10, 19757868), (12, 16464890), (13, 15198360), (15, 13171912), (20, 9878934), (24, 8232445), (26, 7599180), (30, 6585956), (39, 5066120), (40, 4939467), (52, 3799590), (60, 3292978), (65, 3039672), (78, 2533060), (104, 1899795), (120, 1646489), (130, 1519836), (156, 1266530), (195, 1013224), (260, 759918), (312, 633265), (390, 506612), (520, 379959), (780, 253306), (1560, 126653)]