137465680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1291}}^1$

素因数の和:1337

約数の個数: 80

約数和(自身を含む): 351816768

約数和(自身を除く): 214351088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1291, 1331, 1936, 2420, 2582, 2662, 4840, 5164, 5324, 6455, 6655, 9680, 10328, 10648, 12910, 13310, 14201, 20656, 21296, 25820, 26620, 28402, 51640, 53240, 56804, 71005, 103280, 106480, 113608, 142010, 156211, 227216, 284020, 312422, 568040, 624844, 781055, 1136080, 1249688, 1562110, 1718321, 2499376, 3124220, 3436642, 6248440, 6873284, 8591605, 12496880, 13746568, 17183210, 27493136, 34366420, 68732840, 137465680]

約数ペア:

[(1, 137465680), (2, 68732840), (4, 34366420), (5, 27493136), (8, 17183210), (10, 13746568), (11, 12496880), (16, 8591605), (20, 6873284), (22, 6248440), (40, 3436642), (44, 3124220), (55, 2499376), (80, 1718321), (88, 1562110), (110, 1249688), (121, 1136080), (176, 781055), (220, 624844), (242, 568040), (440, 312422), (484, 284020), (605, 227216), (880, 156211), (968, 142010), (1210, 113608), (1291, 106480), (1331, 103280), (1936, 71005), (2420, 56804), (2582, 53240), (2662, 51640), (4840, 28402), (5164, 26620), (5324, 25820), (6455, 21296), (6655, 20656), (9680, 14201), (10328, 13310), (10648, 12910)]