140794280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{739}}^1$

素因数の和:1194

約数の個数: 64

約数和(自身を含む): 346852800

約数和(自身を除く): 206058520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 433, 440, 739, 866, 1478, 1732, 2165, 2956, 3464, 3695, 4330, 4763, 5912, 7390, 8129, 8660, 9526, 14780, 16258, 17320, 19052, 23815, 29560, 32516, 38104, 40645, 47630, 65032, 81290, 95260, 162580, 190520, 319987, 325160, 639974, 1279948, 1599935, 2559896, 3199870, 3519857, 6399740, 7039714, 12799480, 14079428, 17599285, 28158856, 35198570, 70397140, 140794280]

約数ペア:

[(1, 140794280), (2, 70397140), (4, 35198570), (5, 28158856), (8, 17599285), (10, 14079428), (11, 12799480), (20, 7039714), (22, 6399740), (40, 3519857), (44, 3199870), (55, 2559896), (88, 1599935), (110, 1279948), (220, 639974), (433, 325160), (440, 319987), (739, 190520), (866, 162580), (1478, 95260), (1732, 81290), (2165, 65032), (2956, 47630), (3464, 40645), (3695, 38104), (4330, 32516), (4763, 29560), (5912, 23815), (7390, 19052), (8129, 17320), (8660, 16258), (9526, 14780)]