15812820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 120

約数和(自身を含む): 50982624

約数和(自身を除く): 35169804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 227, 258, 270, 324, 387, 405, 430, 454, 516, 540, 645, 681, 774, 810, 860, 908, 1135, 1161, 1290, 1362, 1548, 1620, 1935, 2043, 2270, 2322, 2580, 2724, 3405, 3483, 3870, 4086, 4540, 4644, 5805, 6129, 6810, 6966, 7740, 8172, 9761, 10215, 11610, 12258, 13620, 13932, 17415, 18387, 19522, 20430, 23220, 24516, 29283, 30645, 34830, 36774, 39044, 40860, 48805, 58566, 61290, 69660, 73548, 87849, 91935, 97610, 117132, 122580, 146415, 175698, 183870, 195220, 263547, 292830, 351396, 367740, 439245, 527094, 585660, 790641, 878490, 1054188, 1317735, 1581282, 1756980, 2635470, 3162564, 3953205, 5270940, 7906410, 15812820]

約数ペア:

[(1, 15812820), (2, 7906410), (3, 5270940), (4, 3953205), (5, 3162564), (6, 2635470), (9, 1756980), (10, 1581282), (12, 1317735), (15, 1054188), (18, 878490), (20, 790641), (27, 585660), (30, 527094), (36, 439245), (43, 367740), (45, 351396), (54, 292830), (60, 263547), (81, 195220), (86, 183870), (90, 175698), (108, 146415), (129, 122580), (135, 117132), (162, 97610), (172, 91935), (180, 87849), (215, 73548), (227, 69660), (258, 61290), (270, 58566), (324, 48805), (387, 40860), (405, 39044), (430, 36774), (454, 34830), (516, 30645), (540, 29283), (645, 24516), (681, 23220), (774, 20430), (810, 19522), (860, 18387), (908, 17415), (1135, 13932), (1161, 13620), (1290, 12258), (1362, 11610), (1548, 10215), (1620, 9761), (1935, 8172), (2043, 7740), (2270, 6966), (2322, 6810), (2580, 6129), (2724, 5805), (3405, 4644), (3483, 4540), (3870, 4086)]