135845720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 320163840

約数和(自身を除く): 184318120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 1543, 2201, 2840, 3086, 4402, 6172, 7715, 8804, 11005, 12344, 15430, 17608, 22010, 30860, 44020, 47833, 61720, 88040, 95666, 109553, 191332, 219106, 239165, 382664, 438212, 478330, 547765, 876424, 956660, 1095530, 1913320, 2191060, 3396143, 4382120, 6792286, 13584572, 16980715, 27169144, 33961430, 67922860, 135845720]

約数ペア:

[(1, 135845720), (2, 67922860), (4, 33961430), (5, 27169144), (8, 16980715), (10, 13584572), (20, 6792286), (31, 4382120), (40, 3396143), (62, 2191060), (71, 1913320), (124, 1095530), (142, 956660), (155, 876424), (248, 547765), (284, 478330), (310, 438212), (355, 382664), (568, 239165), (620, 219106), (710, 191332), (1240, 109553), (1420, 95666), (1543, 88040), (2201, 61720), (2840, 47833), (3086, 44020), (4402, 30860), (6172, 22010), (7715, 17608), (8804, 15430), (11005, 12344)]