220915188

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{17483}}^1$

素因数の和:17515

約数の個数: 72

約数和(自身を含む): 623689248

約数和(自身を除く): 402774060

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 2106, 3159, 4212, 6318, 12636, 17483, 34966, 52449, 69932, 104898, 157347, 209796, 227279, 314694, 454558, 472041, 629388, 681837, 909116, 944082, 1363674, 1416123, 1888164, 2045511, 2727348, 2832246, 4091022, 4248369, 5664492, 6136533, 8182044, 8496738, 12273066, 16993476, 18409599, 24546132, 36819198, 55228797, 73638396, 110457594, 220915188]

約数ペア:

[(1, 220915188), (2, 110457594), (3, 73638396), (4, 55228797), (6, 36819198), (9, 24546132), (12, 18409599), (13, 16993476), (18, 12273066), (26, 8496738), (27, 8182044), (36, 6136533), (39, 5664492), (52, 4248369), (54, 4091022), (78, 2832246), (81, 2727348), (108, 2045511), (117, 1888164), (156, 1416123), (162, 1363674), (234, 944082), (243, 909116), (324, 681837), (351, 629388), (468, 472041), (486, 454558), (702, 314694), (972, 227279), (1053, 209796), (1404, 157347), (2106, 104898), (3159, 69932), (4212, 52449), (6318, 34966), (12636, 17483)]