68878368

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{18397}}^1$

素因数の和:18426

約数の個数: 72

約数和(自身を含む): 210951468

約数和(自身を除く): 142073100

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 18397, 36794, 55191, 73588, 110382, 147176, 165573, 220764, 239161, 294352, 331146, 441528, 478322, 588704, 662292, 717483, 883056, 956644, 1324584, 1434966, 1766112, 1913288, 2152449, 2649168, 2869932, 3826576, 4304898, 5298336, 5739864, 7653152, 8609796, 11479728, 17219592, 22959456, 34439184, 68878368]

約数ペア:

[(1, 68878368), (2, 34439184), (3, 22959456), (4, 17219592), (6, 11479728), (8, 8609796), (9, 7653152), (12, 5739864), (13, 5298336), (16, 4304898), (18, 3826576), (24, 2869932), (26, 2649168), (32, 2152449), (36, 1913288), (39, 1766112), (48, 1434966), (52, 1324584), (72, 956644), (78, 883056), (96, 717483), (104, 662292), (117, 588704), (144, 478322), (156, 441528), (208, 331146), (234, 294352), (288, 239161), (312, 220764), (416, 165573), (468, 147176), (624, 110382), (936, 73588), (1248, 55191), (1872, 36794), (3744, 18397)]