64276240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:909

約数の個数: 120

約数和(自身を含む): 183202560

約数和(自身を除く): 118926320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 863, 931, 980, 1064, 1330, 1520, 1726, 1862, 1960, 2128, 2660, 3452, 3724, 3920, 4315, 4655, 5320, 6041, 6904, 7448, 8630, 9310, 10640, 12082, 13808, 14896, 16397, 17260, 18620, 24164, 30205, 32794, 34520, 37240, 42287, 48328, 60410, 65588, 69040, 74480, 81985, 84574, 96656, 114779, 120820, 131176, 163970, 169148, 211435, 229558, 241640, 262352, 327940, 338296, 422870, 459116, 483280, 573895, 655880, 676592, 803453, 845740, 918232, 1147790, 1311760, 1606906, 1691480, 1836464, 2295580, 3213812, 3382960, 4017265, 4591160, 6427624, 8034530, 9182320, 12855248, 16069060, 32138120, 64276240]

約数ペア:

[(1, 64276240), (2, 32138120), (4, 16069060), (5, 12855248), (7, 9182320), (8, 8034530), (10, 6427624), (14, 4591160), (16, 4017265), (19, 3382960), (20, 3213812), (28, 2295580), (35, 1836464), (38, 1691480), (40, 1606906), (49, 1311760), (56, 1147790), (70, 918232), (76, 845740), (80, 803453), (95, 676592), (98, 655880), (112, 573895), (133, 483280), (140, 459116), (152, 422870), (190, 338296), (196, 327940), (245, 262352), (266, 241640), (280, 229558), (304, 211435), (380, 169148), (392, 163970), (490, 131176), (532, 120820), (560, 114779), (665, 96656), (760, 84574), (784, 81985), (863, 74480), (931, 69040), (980, 65588), (1064, 60410), (1330, 48328), (1520, 42287), (1726, 37240), (1862, 34520), (1960, 32794), (2128, 30205), (2660, 24164), (3452, 18620), (3724, 17260), (3920, 16397), (4315, 14896), (4655, 13808), (5320, 12082), (6041, 10640), (6904, 9310), (7448, 8630)]