123029080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2200

約数の個数: 64

約数和(自身を含む): 291962880

約数和(自身を除く): 168933800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2111, 2914, 4222, 5828, 7285, 8444, 10555, 11656, 14570, 16888, 21110, 29140, 42220, 58280, 65441, 84440, 99217, 130882, 198434, 261764, 327205, 396868, 496085, 523528, 654410, 793736, 992170, 1308820, 1984340, 2617640, 3075727, 3968680, 6151454, 12302908, 15378635, 24605816, 30757270, 61514540, 123029080]

約数ペア:

[(1, 123029080), (2, 61514540), (4, 30757270), (5, 24605816), (8, 15378635), (10, 12302908), (20, 6151454), (31, 3968680), (40, 3075727), (47, 2617640), (62, 1984340), (94, 1308820), (124, 992170), (155, 793736), (188, 654410), (235, 523528), (248, 496085), (310, 396868), (376, 327205), (470, 261764), (620, 198434), (940, 130882), (1240, 99217), (1457, 84440), (1880, 65441), (2111, 58280), (2914, 42220), (4222, 29140), (5828, 21110), (7285, 16888), (8444, 14570), (10555, 11656)]