815545320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{5557}}^1$

素因数の和:6794

約数の個数: 64

約数和(自身を含む): 2449077120

約数和(自身を除く): 1633531800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1223, 2446, 3669, 4892, 5557, 6115, 7338, 9784, 11114, 12230, 14676, 16671, 18345, 22228, 24460, 27785, 29352, 33342, 36690, 44456, 48920, 55570, 66684, 73380, 83355, 111140, 133368, 146760, 166710, 222280, 333420, 666840, 6796211, 13592422, 20388633, 27184844, 33981055, 40777266, 54369688, 67962110, 81554532, 101943165, 135924220, 163109064, 203886330, 271848440, 407772660, 815545320]

約数ペア:

[(1, 815545320), (2, 407772660), (3, 271848440), (4, 203886330), (5, 163109064), (6, 135924220), (8, 101943165), (10, 81554532), (12, 67962110), (15, 54369688), (20, 40777266), (24, 33981055), (30, 27184844), (40, 20388633), (60, 13592422), (120, 6796211), (1223, 666840), (2446, 333420), (3669, 222280), (4892, 166710), (5557, 146760), (6115, 133368), (7338, 111140), (9784, 83355), (11114, 73380), (12230, 66684), (14676, 55570), (16671, 48920), (18345, 44456), (22228, 36690), (24460, 33342), (27785, 29352)]