51183540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2239}}^1$

素因数の和:2381

約数の個数: 72

約数和(自身を含む): 156549120

約数和(自身を除く): 105365580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2239, 2286, 2540, 3810, 4478, 4572, 5715, 6717, 7620, 8956, 11195, 11430, 13434, 20151, 22390, 22860, 26868, 33585, 40302, 44780, 67170, 80604, 100755, 134340, 201510, 284353, 403020, 568706, 853059, 1137412, 1421765, 1706118, 2559177, 2843530, 3412236, 4265295, 5118354, 5687060, 8530590, 10236708, 12795885, 17061180, 25591770, 51183540]

約数ペア:

[(1, 51183540), (2, 25591770), (3, 17061180), (4, 12795885), (5, 10236708), (6, 8530590), (9, 5687060), (10, 5118354), (12, 4265295), (15, 3412236), (18, 2843530), (20, 2559177), (30, 1706118), (36, 1421765), (45, 1137412), (60, 853059), (90, 568706), (127, 403020), (180, 284353), (254, 201510), (381, 134340), (508, 100755), (635, 80604), (762, 67170), (1143, 44780), (1270, 40302), (1524, 33585), (1905, 26868), (2239, 22860), (2286, 22390), (2540, 20151), (3810, 13434), (4478, 11430), (4572, 11195), (5715, 8956), (6717, 7620)]