311434240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4679}}^1$

素因数の和:4717

約数の個数: 88

約数和(自身を含む): 804716640

約数和(自身を除く): 493282400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 4679, 5120, 6656, 8320, 9358, 13312, 16640, 18716, 23395, 33280, 37432, 46790, 60827, 66560, 74864, 93580, 121654, 149728, 187160, 243308, 299456, 304135, 374320, 486616, 598912, 608270, 748640, 973232, 1197824, 1216540, 1497280, 1946464, 2395648, 2433080, 2994560, 3892928, 4791296, 4866160, 5989120, 7785856, 9732320, 11978240, 15571712, 19464640, 23956480, 31143424, 38929280, 62286848, 77858560, 155717120, 311434240]

約数ペア:

[(1, 311434240), (2, 155717120), (4, 77858560), (5, 62286848), (8, 38929280), (10, 31143424), (13, 23956480), (16, 19464640), (20, 15571712), (26, 11978240), (32, 9732320), (40, 7785856), (52, 5989120), (64, 4866160), (65, 4791296), (80, 3892928), (104, 2994560), (128, 2433080), (130, 2395648), (160, 1946464), (208, 1497280), (256, 1216540), (260, 1197824), (320, 973232), (416, 748640), (512, 608270), (520, 598912), (640, 486616), (832, 374320), (1024, 304135), (1040, 299456), (1280, 243308), (1664, 187160), (2080, 149728), (2560, 121654), (3328, 93580), (4160, 74864), (4679, 66560), (5120, 60827), (6656, 46790), (8320, 37432), (9358, 33280), (13312, 23395), (16640, 18716)]