155734240

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13709}}^1$

素因数の和:13795

約数の個数: 48

約数和(自身を含む): 373131360

約数和(自身を除く): 217397120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 13709, 27418, 54836, 68545, 109672, 137090, 219344, 274180, 438688, 548360, 973339, 1096720, 1946678, 2193440, 3893356, 4866695, 7786712, 9733390, 15573424, 19466780, 31146848, 38933560, 77867120, 155734240]

約数ペア:

[(1, 155734240), (2, 77867120), (4, 38933560), (5, 31146848), (8, 19466780), (10, 15573424), (16, 9733390), (20, 7786712), (32, 4866695), (40, 3893356), (71, 2193440), (80, 1946678), (142, 1096720), (160, 973339), (284, 548360), (355, 438688), (568, 274180), (710, 219344), (1136, 137090), (1420, 109672), (2272, 68545), (2840, 54836), (5680, 27418), (11360, 13709)]