388455120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12547}}^1$

素因数の和:12609

約数の個数: 120

約数和(自身を含む): 1335006816

約数和(自身を除く): 946551696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 10320, 12547, 15480, 25094, 30960, 37641, 50188, 62735, 75282, 100376, 112923, 125470, 150564, 188205, 200752, 225846, 250940, 301128, 376410, 451692, 501880, 539521, 564615, 602256, 752820, 903384, 1003760, 1079042, 1129230, 1505640, 1618563, 1806768, 2158084, 2258460, 2697605, 3011280, 3237126, 4316168, 4516920, 4855689, 5395210, 6474252, 8092815, 8632336, 9033840, 9711378, 10790420, 12948504, 16185630, 19422756, 21580840, 24278445, 25897008, 32371260, 38845512, 43161680, 48556890, 64742520, 77691024, 97113780, 129485040, 194227560, 388455120]

約数ペア:

[(1, 388455120), (2, 194227560), (3, 129485040), (4, 97113780), (5, 77691024), (6, 64742520), (8, 48556890), (9, 43161680), (10, 38845512), (12, 32371260), (15, 25897008), (16, 24278445), (18, 21580840), (20, 19422756), (24, 16185630), (30, 12948504), (36, 10790420), (40, 9711378), (43, 9033840), (45, 8632336), (48, 8092815), (60, 6474252), (72, 5395210), (80, 4855689), (86, 4516920), (90, 4316168), (120, 3237126), (129, 3011280), (144, 2697605), (172, 2258460), (180, 2158084), (215, 1806768), (240, 1618563), (258, 1505640), (344, 1129230), (360, 1079042), (387, 1003760), (430, 903384), (516, 752820), (645, 602256), (688, 564615), (720, 539521), (774, 501880), (860, 451692), (1032, 376410), (1290, 301128), (1548, 250940), (1720, 225846), (1935, 200752), (2064, 188205), (2580, 150564), (3096, 125470), (3440, 112923), (3870, 100376), (5160, 75282), (6192, 62735), (7740, 50188), (10320, 37641), (12547, 30960), (15480, 25094)]