155807512

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 342144000

約数和(自身を除く): 186336488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 149, 263, 284, 298, 497, 526, 568, 596, 994, 1043, 1052, 1192, 1841, 1988, 2086, 2104, 3682, 3976, 4172, 7364, 8344, 10579, 14728, 18673, 21158, 37346, 39187, 42316, 74053, 74692, 78374, 84632, 130711, 148106, 149384, 156748, 261422, 274309, 296212, 313496, 522844, 548618, 592424, 1045688, 1097236, 2194472, 2782277, 5564554, 11129108, 19475939, 22258216, 38951878, 77903756, 155807512]

約数ペア:

[(1, 155807512), (2, 77903756), (4, 38951878), (7, 22258216), (8, 19475939), (14, 11129108), (28, 5564554), (56, 2782277), (71, 2194472), (142, 1097236), (149, 1045688), (263, 592424), (284, 548618), (298, 522844), (497, 313496), (526, 296212), (568, 274309), (596, 261422), (994, 156748), (1043, 149384), (1052, 148106), (1192, 130711), (1841, 84632), (1988, 78374), (2086, 74692), (2104, 74053), (3682, 42316), (3976, 39187), (4172, 37346), (7364, 21158), (8344, 18673), (10579, 14728)]