164061240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{195311}}^1$

素因数の和:195332

約数の個数: 64

約数和(自身を含む): 562498560

約数和(自身を除く): 398437320

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, 195311, 390622, 585933, 781244, 976555, 1171866, 1367177, 1562488, 1953110, 2343732, 2734354, 2929665, 3906220, 4101531, 4687464, 5468708, 5859330, 6835885, 7812440, 8203062, 10937416, 11718660, 13671770, 16406124, 20507655, 23437320, 27343540, 32812248, 41015310, 54687080, 82030620, 164061240]

約数ペア:

[(1, 164061240), (2, 82030620), (3, 54687080), (4, 41015310), (5, 32812248), (6, 27343540), (7, 23437320), (8, 20507655), (10, 16406124), (12, 13671770), (14, 11718660), (15, 10937416), (20, 8203062), (21, 7812440), (24, 6835885), (28, 5859330), (30, 5468708), (35, 4687464), (40, 4101531), (42, 3906220), (56, 2929665), (60, 2734354), (70, 2343732), (84, 1953110), (105, 1562488), (120, 1367177), (140, 1171866), (168, 976555), (210, 781244), (280, 585933), (420, 390622), (840, 195311)]