271691440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1658

約数の個数: 80

約数和(自身を含む): 661671936

約数和(自身を除く): 389980496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 496, 568, 620, 710, 1136, 1240, 1420, 1543, 2201, 2480, 2840, 3086, 4402, 5680, 6172, 7715, 8804, 11005, 12344, 15430, 17608, 22010, 24688, 30860, 35216, 44020, 47833, 61720, 88040, 95666, 109553, 123440, 176080, 191332, 219106, 239165, 382664, 438212, 478330, 547765, 765328, 876424, 956660, 1095530, 1752848, 1913320, 2191060, 3396143, 3826640, 4382120, 6792286, 8764240, 13584572, 16980715, 27169144, 33961430, 54338288, 67922860, 135845720, 271691440]

約数ペア:

[(1, 271691440), (2, 135845720), (4, 67922860), (5, 54338288), (8, 33961430), (10, 27169144), (16, 16980715), (20, 13584572), (31, 8764240), (40, 6792286), (62, 4382120), (71, 3826640), (80, 3396143), (124, 2191060), (142, 1913320), (155, 1752848), (248, 1095530), (284, 956660), (310, 876424), (355, 765328), (496, 547765), (568, 478330), (620, 438212), (710, 382664), (1136, 239165), (1240, 219106), (1420, 191332), (1543, 176080), (2201, 123440), (2480, 109553), (2840, 95666), (3086, 88040), (4402, 61720), (5680, 47833), (6172, 44020), (7715, 35216), (8804, 30860), (11005, 24688), (12344, 22010), (15430, 17608)]