154440760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2111}}^1$

素因数の和:2212

約数の個数: 64

約数和(自身を含む): 364953600

約数和(自身を除く): 210512840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2111, 2360, 3658, 4222, 7316, 8444, 9145, 10555, 14632, 16888, 18290, 21110, 36580, 42220, 65441, 73160, 84440, 124549, 130882, 249098, 261764, 327205, 498196, 523528, 622745, 654410, 996392, 1245490, 1308820, 2490980, 2617640, 3861019, 4981960, 7722038, 15444076, 19305095, 30888152, 38610190, 77220380, 154440760]

約数ペア:

[(1, 154440760), (2, 77220380), (4, 38610190), (5, 30888152), (8, 19305095), (10, 15444076), (20, 7722038), (31, 4981960), (40, 3861019), (59, 2617640), (62, 2490980), (118, 1308820), (124, 1245490), (155, 996392), (236, 654410), (248, 622745), (295, 523528), (310, 498196), (472, 327205), (590, 261764), (620, 249098), (1180, 130882), (1240, 124549), (1829, 84440), (2111, 73160), (2360, 65441), (3658, 42220), (4222, 36580), (7316, 21110), (8444, 18290), (9145, 16888), (10555, 14632)]