71490120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{45827}}^1$

素因数の和:45854

約数の個数: 64

約数和(自身を含む): 230973120

約数和(自身を除く): 159483000

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, 45827, 91654, 137481, 183308, 229135, 274962, 366616, 458270, 549924, 595751, 687405, 916540, 1099848, 1191502, 1374810, 1787253, 1833080, 2383004, 2749620, 2978755, 3574506, 4766008, 5499240, 5957510, 7149012, 8936265, 11915020, 14298024, 17872530, 23830040, 35745060, 71490120]

約数ペア:

[(1, 71490120), (2, 35745060), (3, 23830040), (4, 17872530), (5, 14298024), (6, 11915020), (8, 8936265), (10, 7149012), (12, 5957510), (13, 5499240), (15, 4766008), (20, 3574506), (24, 2978755), (26, 2749620), (30, 2383004), (39, 1833080), (40, 1787253), (52, 1374810), (60, 1191502), (65, 1099848), (78, 916540), (104, 687405), (120, 595751), (130, 549924), (156, 458270), (195, 366616), (260, 274962), (312, 229135), (390, 183308), (520, 137481), (780, 91654), (1560, 45827)]