312750256

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2719}}^1$

素因数の和:2826

約数の個数: 80

約数和(自身を含む): 755507200

約数和(自身を除く): 442756944

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 158, 182, 208, 316, 364, 553, 632, 728, 1027, 1106, 1264, 1456, 2054, 2212, 2719, 4108, 4424, 5438, 7189, 8216, 8848, 10876, 14378, 16432, 19033, 21752, 28756, 35347, 38066, 43504, 57512, 70694, 76132, 115024, 141388, 152264, 214801, 247429, 282776, 304528, 429602, 494858, 565552, 859204, 989716, 1503607, 1718408, 1979432, 2792413, 3007214, 3436816, 3958864, 5584826, 6014428, 11169652, 12028856, 19546891, 22339304, 24057712, 39093782, 44678608, 78187564, 156375128, 312750256]

約数ペア:

[(1, 312750256), (2, 156375128), (4, 78187564), (7, 44678608), (8, 39093782), (13, 24057712), (14, 22339304), (16, 19546891), (26, 12028856), (28, 11169652), (52, 6014428), (56, 5584826), (79, 3958864), (91, 3436816), (104, 3007214), (112, 2792413), (158, 1979432), (182, 1718408), (208, 1503607), (316, 989716), (364, 859204), (553, 565552), (632, 494858), (728, 429602), (1027, 304528), (1106, 282776), (1264, 247429), (1456, 214801), (2054, 152264), (2212, 141388), (2719, 115024), (4108, 76132), (4424, 70694), (5438, 57512), (7189, 43504), (8216, 38066), (8848, 35347), (10876, 28756), (14378, 21752), (16432, 19033)]