120001480

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 275788800

約数和(自身を除く): 155787320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 139, 191, 226, 278, 382, 452, 556, 565, 695, 764, 904, 955, 1112, 1130, 1390, 1528, 1910, 2260, 2780, 3820, 4520, 5560, 7640, 15707, 21583, 26549, 31414, 43166, 53098, 62828, 78535, 86332, 106196, 107915, 125656, 132745, 157070, 172664, 212392, 215830, 265490, 314140, 431660, 530980, 628280, 863320, 1061960, 3000037, 6000074, 12000148, 15000185, 24000296, 30000370, 60000740, 120001480]

約数ペア:

[(1, 120001480), (2, 60000740), (4, 30000370), (5, 24000296), (8, 15000185), (10, 12000148), (20, 6000074), (40, 3000037), (113, 1061960), (139, 863320), (191, 628280), (226, 530980), (278, 431660), (382, 314140), (452, 265490), (556, 215830), (565, 212392), (695, 172664), (764, 157070), (904, 132745), (955, 125656), (1112, 107915), (1130, 106196), (1390, 86332), (1528, 78535), (1910, 62828), (2260, 53098), (2780, 43166), (3820, 31414), (4520, 26549), (5560, 21583), (7640, 15707)]