65856840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{78401}}^1$

素因数の和:78422

約数の個数: 64

約数和(自身を含む): 225797760

約数和(自身を除く): 159940920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 78401, 156802, 235203, 313604, 392005, 470406, 548807, 627208, 784010, 940812, 1097614, 1176015, 1568020, 1646421, 1881624, 2195228, 2352030, 2744035, 3136040, 3292842, 4390456, 4704060, 5488070, 6585684, 8232105, 9408120, 10976140, 13171368, 16464210, 21952280, 32928420, 65856840]

約数ペア:

[(1, 65856840), (2, 32928420), (3, 21952280), (4, 16464210), (5, 13171368), (6, 10976140), (7, 9408120), (8, 8232105), (10, 6585684), (12, 5488070), (14, 4704060), (15, 4390456), (20, 3292842), (21, 3136040), (24, 2744035), (28, 2352030), (30, 2195228), (35, 1881624), (40, 1646421), (42, 1568020), (56, 1176015), (60, 1097614), (70, 940812), (84, 784010), (105, 627208), (120, 548807), (140, 470406), (168, 392005), (210, 313604), (280, 235203), (420, 156802), (840, 78401)]