256984080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{36923}}^1$

素因数の和:36968

約数の個数: 80

約数和(自身を含む): 824143680

約数和(自身を除く): 567159600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 36923, 73846, 110769, 147692, 184615, 221538, 295384, 369230, 443076, 553845, 590768, 738460, 886152, 1070767, 1107690, 1476920, 1772304, 2141534, 2215380, 2953840, 3212301, 4283068, 4430760, 5353835, 6424602, 8566136, 8861520, 10707670, 12849204, 16061505, 17132272, 21415340, 25698408, 32123010, 42830680, 51396816, 64246020, 85661360, 128492040, 256984080]

約数ペア:

[(1, 256984080), (2, 128492040), (3, 85661360), (4, 64246020), (5, 51396816), (6, 42830680), (8, 32123010), (10, 25698408), (12, 21415340), (15, 17132272), (16, 16061505), (20, 12849204), (24, 10707670), (29, 8861520), (30, 8566136), (40, 6424602), (48, 5353835), (58, 4430760), (60, 4283068), (80, 3212301), (87, 2953840), (116, 2215380), (120, 2141534), (145, 1772304), (174, 1476920), (232, 1107690), (240, 1070767), (290, 886152), (348, 738460), (435, 590768), (464, 553845), (580, 443076), (696, 369230), (870, 295384), (1160, 221538), (1392, 184615), (1740, 147692), (2320, 110769), (3480, 73846), (6960, 36923)]