161293360

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1879}}^1$

素因数の和:1958

約数の個数: 80

約数和(自身を含む): 398635200

約数和(自身を除く): 237341840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 58, 74, 80, 116, 145, 148, 185, 232, 290, 296, 370, 464, 580, 592, 740, 1073, 1160, 1480, 1879, 2146, 2320, 2960, 3758, 4292, 5365, 7516, 8584, 9395, 10730, 15032, 17168, 18790, 21460, 30064, 37580, 42920, 54491, 69523, 75160, 85840, 108982, 139046, 150320, 217964, 272455, 278092, 347615, 435928, 544910, 556184, 695230, 871856, 1089820, 1112368, 1390460, 2016167, 2179640, 2780920, 4032334, 4359280, 5561840, 8064668, 10080835, 16129336, 20161670, 32258672, 40323340, 80646680, 161293360]

約数ペア:

[(1, 161293360), (2, 80646680), (4, 40323340), (5, 32258672), (8, 20161670), (10, 16129336), (16, 10080835), (20, 8064668), (29, 5561840), (37, 4359280), (40, 4032334), (58, 2780920), (74, 2179640), (80, 2016167), (116, 1390460), (145, 1112368), (148, 1089820), (185, 871856), (232, 695230), (290, 556184), (296, 544910), (370, 435928), (464, 347615), (580, 278092), (592, 272455), (740, 217964), (1073, 150320), (1160, 139046), (1480, 108982), (1879, 85840), (2146, 75160), (2320, 69523), (2960, 54491), (3758, 42920), (4292, 37580), (5365, 30064), (7516, 21460), (8584, 18790), (9395, 17168), (10730, 15032)]