218550564

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3491}}^1$

素因数の和:3585

約数の個数: 72

約数和(自身を含む): 579616128

約数和(自身を除く): 361065564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 333, 423, 444, 564, 666, 846, 1332, 1692, 1739, 3478, 3491, 5217, 6956, 6982, 10434, 10473, 13964, 15651, 20868, 20946, 31302, 31419, 41892, 62604, 62838, 125676, 129167, 164077, 258334, 328154, 387501, 492231, 516668, 656308, 775002, 984462, 1162503, 1476693, 1550004, 1968924, 2325006, 2953386, 4650012, 5906772, 6070849, 12141698, 18212547, 24283396, 36425094, 54637641, 72850188, 109275282, 218550564]

約数ペア:

[(1, 218550564), (2, 109275282), (3, 72850188), (4, 54637641), (6, 36425094), (9, 24283396), (12, 18212547), (18, 12141698), (36, 6070849), (37, 5906772), (47, 4650012), (74, 2953386), (94, 2325006), (111, 1968924), (141, 1550004), (148, 1476693), (188, 1162503), (222, 984462), (282, 775002), (333, 656308), (423, 516668), (444, 492231), (564, 387501), (666, 328154), (846, 258334), (1332, 164077), (1692, 129167), (1739, 125676), (3478, 62838), (3491, 62604), (5217, 41892), (6956, 31419), (6982, 31302), (10434, 20946), (10473, 20868), (13964, 15651)]