139557080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15787}}^1$

素因数の和:15828

約数の個数: 64

約数和(自身を含む): 358071840

約数和(自身を除く): 218514760

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 15787, 31574, 63148, 78935, 126296, 157870, 205231, 268379, 315740, 410462, 536758, 631480, 820924, 1026155, 1073516, 1341895, 1641848, 2052310, 2147032, 2683790, 3488927, 4104620, 5367580, 6977854, 8209240, 10735160, 13955708, 17444635, 27911416, 34889270, 69778540, 139557080]

約数ペア:

[(1, 139557080), (2, 69778540), (4, 34889270), (5, 27911416), (8, 17444635), (10, 13955708), (13, 10735160), (17, 8209240), (20, 6977854), (26, 5367580), (34, 4104620), (40, 3488927), (52, 2683790), (65, 2147032), (68, 2052310), (85, 1641848), (104, 1341895), (130, 1073516), (136, 1026155), (170, 820924), (221, 631480), (260, 536758), (340, 410462), (442, 315740), (520, 268379), (680, 205231), (884, 157870), (1105, 126296), (1768, 78935), (2210, 63148), (4420, 31574), (8840, 15787)]