18378630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1583}}^1$

素因数の和:1642

約数の個数: 64

約数和(自身を含む): 50181120

約数和(自身を除く): 31802490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 774, 1161, 1290, 1583, 1935, 2322, 3166, 3870, 4749, 5805, 7915, 9498, 11610, 14247, 15830, 23745, 28494, 42741, 47490, 68069, 71235, 85482, 136138, 142470, 204207, 213705, 340345, 408414, 427410, 612621, 680690, 1021035, 1225242, 1837863, 2042070, 3063105, 3675726, 6126210, 9189315, 18378630]

約数ペア:

[(1, 18378630), (2, 9189315), (3, 6126210), (5, 3675726), (6, 3063105), (9, 2042070), (10, 1837863), (15, 1225242), (18, 1021035), (27, 680690), (30, 612621), (43, 427410), (45, 408414), (54, 340345), (86, 213705), (90, 204207), (129, 142470), (135, 136138), (215, 85482), (258, 71235), (270, 68069), (387, 47490), (430, 42741), (645, 28494), (774, 23745), (1161, 15830), (1290, 14247), (1583, 11610), (1935, 9498), (2322, 7915), (3166, 5805), (3870, 4749)]