268768520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{1039}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 628992000

約数和(自身を除く): 360223480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 223, 232, 290, 446, 580, 892, 1039, 1115, 1160, 1784, 2078, 2230, 4156, 4460, 5195, 6467, 8312, 8920, 10390, 12934, 20780, 25868, 30131, 32335, 41560, 51736, 60262, 64670, 120524, 129340, 150655, 231697, 241048, 258680, 301310, 463394, 602620, 926788, 1158485, 1205240, 1853576, 2316970, 4633940, 6719213, 9267880, 13438426, 26876852, 33596065, 53753704, 67192130, 134384260, 268768520]

約数ペア:

[(1, 268768520), (2, 134384260), (4, 67192130), (5, 53753704), (8, 33596065), (10, 26876852), (20, 13438426), (29, 9267880), (40, 6719213), (58, 4633940), (116, 2316970), (145, 1853576), (223, 1205240), (232, 1158485), (290, 926788), (446, 602620), (580, 463394), (892, 301310), (1039, 258680), (1115, 241048), (1160, 231697), (1784, 150655), (2078, 129340), (2230, 120524), (4156, 64670), (4460, 60262), (5195, 51736), (6467, 41560), (8312, 32335), (8920, 30131), (10390, 25868), (12934, 20780)]