219942840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140989}}^1$

素因数の和:141016

約数の個数: 64

約数和(自身を含む): 710589600

約数和(自身を除く): 490646760

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, 140989, 281978, 422967, 563956, 704945, 845934, 1127912, 1409890, 1691868, 1832857, 2114835, 2819780, 3383736, 3665714, 4229670, 5498571, 5639560, 7331428, 8459340, 9164285, 10997142, 14662856, 16918680, 18328570, 21994284, 27492855, 36657140, 43988568, 54985710, 73314280, 109971420, 219942840]

約数ペア:

[(1, 219942840), (2, 109971420), (3, 73314280), (4, 54985710), (5, 43988568), (6, 36657140), (8, 27492855), (10, 21994284), (12, 18328570), (13, 16918680), (15, 14662856), (20, 10997142), (24, 9164285), (26, 8459340), (30, 7331428), (39, 5639560), (40, 5498571), (52, 4229670), (60, 3665714), (65, 3383736), (78, 2819780), (104, 2114835), (120, 1832857), (130, 1691868), (156, 1409890), (195, 1127912), (260, 845934), (312, 704945), (390, 563956), (520, 422967), (780, 281978), (1560, 140989)]