305156908

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1451}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 660456720

約数和(自身を除く): 355299812

約数列:

[1, 2, 4, 7, 14, 28, 29, 37, 49, 58, 74, 98, 116, 148, 196, 203, 259, 406, 518, 812, 1036, 1073, 1421, 1451, 1813, 2146, 2842, 2902, 3626, 4292, 5684, 5804, 7252, 7511, 10157, 15022, 20314, 30044, 40628, 42079, 52577, 53687, 71099, 84158, 105154, 107374, 142198, 168316, 210308, 214748, 284396, 294553, 375809, 589106, 751618, 1178212, 1503236, 1556923, 2061871, 2630663, 3113846, 4123742, 5261326, 6227692, 8247484, 10522652, 10898461, 21796922, 43593844, 76289227, 152578454, 305156908]

約数ペア:

[(1, 305156908), (2, 152578454), (4, 76289227), (7, 43593844), (14, 21796922), (28, 10898461), (29, 10522652), (37, 8247484), (49, 6227692), (58, 5261326), (74, 4123742), (98, 3113846), (116, 2630663), (148, 2061871), (196, 1556923), (203, 1503236), (259, 1178212), (406, 751618), (518, 589106), (812, 375809), (1036, 294553), (1073, 284396), (1421, 214748), (1451, 210308), (1813, 168316), (2146, 142198), (2842, 107374), (2902, 105154), (3626, 84158), (4292, 71099), (5684, 53687), (5804, 52577), (7252, 42079), (7511, 40628), (10157, 30044), (15022, 20314)]