281664840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{138071}}^1$

素因数の和:138102

約数の個数: 64

約数和(自身を含む): 894706560

約数和(自身を除く): 613041720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 138071, 276142, 414213, 552284, 690355, 828426, 1104568, 1380710, 1656852, 2071065, 2347207, 2761420, 3313704, 4142130, 4694414, 5522840, 7041621, 8284260, 9388828, 11736035, 14083242, 16568520, 18777656, 23472070, 28166484, 35208105, 46944140, 56332968, 70416210, 93888280, 140832420, 281664840]

約数ペア:

[(1, 281664840), (2, 140832420), (3, 93888280), (4, 70416210), (5, 56332968), (6, 46944140), (8, 35208105), (10, 28166484), (12, 23472070), (15, 18777656), (17, 16568520), (20, 14083242), (24, 11736035), (30, 9388828), (34, 8284260), (40, 7041621), (51, 5522840), (60, 4694414), (68, 4142130), (85, 3313704), (102, 2761420), (120, 2347207), (136, 2071065), (170, 1656852), (204, 1380710), (255, 1104568), (340, 828426), (408, 690355), (510, 552284), (680, 414213), (1020, 276142), (2040, 138071)]