68646840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{15461}}^1$

素因数の和:15512

約数の個数: 64

約数和(自身を含む): 211520160

約数和(自身を除く): 142873320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 15461, 30922, 46383, 61844, 77305, 92766, 123688, 154610, 185532, 231915, 309220, 371064, 463830, 572057, 618440, 927660, 1144114, 1716171, 1855320, 2288228, 2860285, 3432342, 4576456, 5720570, 6864684, 8580855, 11441140, 13729368, 17161710, 22882280, 34323420, 68646840]

約数ペア:

[(1, 68646840), (2, 34323420), (3, 22882280), (4, 17161710), (5, 13729368), (6, 11441140), (8, 8580855), (10, 6864684), (12, 5720570), (15, 4576456), (20, 3432342), (24, 2860285), (30, 2288228), (37, 1855320), (40, 1716171), (60, 1144114), (74, 927660), (111, 618440), (120, 572057), (148, 463830), (185, 371064), (222, 309220), (296, 231915), (370, 185532), (444, 154610), (555, 123688), (740, 92766), (888, 77305), (1110, 61844), (1480, 46383), (2220, 30922), (4440, 15461)]