64107840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1553}}^1$

素因数の和:1616

約数の個数: 112

約数和(自身を含む): 208410048

約数和(自身を除く): 144302208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1553, 1720, 2064, 2580, 2752, 3106, 3440, 4128, 4659, 5160, 6212, 6880, 7765, 8256, 9318, 10320, 12424, 13760, 15530, 18636, 20640, 23295, 24848, 31060, 37272, 41280, 46590, 49696, 62120, 66779, 74544, 93180, 99392, 124240, 133558, 149088, 186360, 200337, 248480, 267116, 298176, 333895, 372720, 400674, 496960, 534232, 667790, 745440, 801348, 1001685, 1068464, 1335580, 1490880, 1602696, 2003370, 2136928, 2671160, 3205392, 4006740, 4273856, 5342320, 6410784, 8013480, 10684640, 12821568, 16026960, 21369280, 32053920, 64107840]

約数ペア:

[(1, 64107840), (2, 32053920), (3, 21369280), (4, 16026960), (5, 12821568), (6, 10684640), (8, 8013480), (10, 6410784), (12, 5342320), (15, 4273856), (16, 4006740), (20, 3205392), (24, 2671160), (30, 2136928), (32, 2003370), (40, 1602696), (43, 1490880), (48, 1335580), (60, 1068464), (64, 1001685), (80, 801348), (86, 745440), (96, 667790), (120, 534232), (129, 496960), (160, 400674), (172, 372720), (192, 333895), (215, 298176), (240, 267116), (258, 248480), (320, 200337), (344, 186360), (430, 149088), (480, 133558), (516, 124240), (645, 99392), (688, 93180), (860, 74544), (960, 66779), (1032, 62120), (1290, 49696), (1376, 46590), (1553, 41280), (1720, 37272), (2064, 31060), (2580, 24848), (2752, 23295), (3106, 20640), (3440, 18636), (4128, 15530), (4659, 13760), (5160, 12424), (6212, 10320), (6880, 9318), (7765, 8256)]