56154840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{66851}}^1$

素因数の和:66872

約数の個数: 64

約数和(自身を含む): 192533760

約数和(自身を除く): 136378920

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, 66851, 133702, 200553, 267404, 334255, 401106, 467957, 534808, 668510, 802212, 935914, 1002765, 1337020, 1403871, 1604424, 1871828, 2005530, 2339785, 2674040, 2807742, 3743656, 4011060, 4679570, 5615484, 7019355, 8022120, 9359140, 11230968, 14038710, 18718280, 28077420, 56154840]

約数ペア:

[(1, 56154840), (2, 28077420), (3, 18718280), (4, 14038710), (5, 11230968), (6, 9359140), (7, 8022120), (8, 7019355), (10, 5615484), (12, 4679570), (14, 4011060), (15, 3743656), (20, 2807742), (21, 2674040), (24, 2339785), (28, 2005530), (30, 1871828), (35, 1604424), (40, 1403871), (42, 1337020), (56, 1002765), (60, 935914), (70, 802212), (84, 668510), (105, 534808), (120, 467957), (140, 401106), (168, 334255), (210, 267404), (280, 200553), (420, 133702), (840, 66851)]