221914720

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 539578368

約数和(自身を除く): 317663648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 127, 134, 160, 163, 254, 268, 326, 335, 508, 536, 635, 652, 670, 815, 1016, 1072, 1270, 1304, 1340, 1630, 2032, 2144, 2540, 2608, 2680, 3260, 4064, 5080, 5216, 5360, 6520, 8509, 10160, 10720, 10921, 13040, 17018, 20320, 20701, 21842, 26080, 34036, 41402, 42545, 43684, 54605, 68072, 82804, 85090, 87368, 103505, 109210, 136144, 165608, 170180, 174736, 207010, 218420, 272288, 331216, 340360, 349472, 414020, 436840, 662432, 680720, 828040, 873680, 1361440, 1386967, 1656080, 1747360, 2773934, 3312160, 5547868, 6934835, 11095736, 13869670, 22191472, 27739340, 44382944, 55478680, 110957360, 221914720]

約数ペア:

[(1, 221914720), (2, 110957360), (4, 55478680), (5, 44382944), (8, 27739340), (10, 22191472), (16, 13869670), (20, 11095736), (32, 6934835), (40, 5547868), (67, 3312160), (80, 2773934), (127, 1747360), (134, 1656080), (160, 1386967), (163, 1361440), (254, 873680), (268, 828040), (326, 680720), (335, 662432), (508, 436840), (536, 414020), (635, 349472), (652, 340360), (670, 331216), (815, 272288), (1016, 218420), (1072, 207010), (1270, 174736), (1304, 170180), (1340, 165608), (1630, 136144), (2032, 109210), (2144, 103505), (2540, 87368), (2608, 85090), (2680, 82804), (3260, 68072), (4064, 54605), (5080, 43684), (5216, 42545), (5360, 41402), (6520, 34036), (8509, 26080), (10160, 21842), (10720, 20701), (10921, 20320), (13040, 17018)]