290799540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{37571}}^1$

素因数の和:37629

約数の個数: 72

約数和(自身を含む): 902629728

約数和(自身を除く): 611830188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 37571, 75142, 112713, 150284, 187855, 225426, 338139, 375710, 450852, 563565, 676278, 751420, 1127130, 1352556, 1615553, 1690695, 2254260, 3231106, 3381390, 4846659, 6462212, 6762780, 8077765, 9693318, 14539977, 16155530, 19386636, 24233295, 29079954, 32311060, 48466590, 58159908, 72699885, 96933180, 145399770, 290799540]

約数ペア:

[(1, 290799540), (2, 145399770), (3, 96933180), (4, 72699885), (5, 58159908), (6, 48466590), (9, 32311060), (10, 29079954), (12, 24233295), (15, 19386636), (18, 16155530), (20, 14539977), (30, 9693318), (36, 8077765), (43, 6762780), (45, 6462212), (60, 4846659), (86, 3381390), (90, 3231106), (129, 2254260), (172, 1690695), (180, 1615553), (215, 1352556), (258, 1127130), (387, 751420), (430, 676278), (516, 563565), (645, 450852), (774, 375710), (860, 338139), (1290, 225426), (1548, 187855), (1935, 150284), (2580, 112713), (3870, 75142), (7740, 37571)]