210460920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40787}}^1$

素因数の和:40844

約数の個数: 64

約数和(自身を含む): 646081920

約数和(自身を除く): 435621000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 40787, 81574, 122361, 163148, 203935, 244722, 326296, 407870, 489444, 611805, 815740, 978888, 1223610, 1631480, 1753841, 2447220, 3507682, 4894440, 5261523, 7015364, 8769205, 10523046, 14030728, 17538410, 21046092, 26307615, 35076820, 42092184, 52615230, 70153640, 105230460, 210460920]

約数ペア:

[(1, 210460920), (2, 105230460), (3, 70153640), (4, 52615230), (5, 42092184), (6, 35076820), (8, 26307615), (10, 21046092), (12, 17538410), (15, 14030728), (20, 10523046), (24, 8769205), (30, 7015364), (40, 5261523), (43, 4894440), (60, 3507682), (86, 2447220), (120, 1753841), (129, 1631480), (172, 1223610), (215, 978888), (258, 815740), (344, 611805), (430, 489444), (516, 407870), (645, 326296), (860, 244722), (1032, 203935), (1290, 163148), (1720, 122361), (2580, 81574), (5160, 40787)]