219880908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5279}}^1$

素因数の和:5391

約数の個数: 72

約数和(自身を含む): 605404800

約数和(自身を除く): 385523892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 89, 117, 156, 178, 234, 267, 356, 468, 534, 801, 1068, 1157, 1602, 2314, 3204, 3471, 4628, 5279, 6942, 10413, 10558, 13884, 15837, 20826, 21116, 31674, 41652, 47511, 63348, 68627, 95022, 137254, 190044, 205881, 274508, 411762, 469831, 617643, 823524, 939662, 1235286, 1409493, 1879324, 2470572, 2818986, 4228479, 5637972, 6107803, 8456958, 12215606, 16913916, 18323409, 24431212, 36646818, 54970227, 73293636, 109940454, 219880908]

約数ペア:

[(1, 219880908), (2, 109940454), (3, 73293636), (4, 54970227), (6, 36646818), (9, 24431212), (12, 18323409), (13, 16913916), (18, 12215606), (26, 8456958), (36, 6107803), (39, 5637972), (52, 4228479), (78, 2818986), (89, 2470572), (117, 1879324), (156, 1409493), (178, 1235286), (234, 939662), (267, 823524), (356, 617643), (468, 469831), (534, 411762), (801, 274508), (1068, 205881), (1157, 190044), (1602, 137254), (2314, 95022), (3204, 68627), (3471, 63348), (4628, 47511), (5279, 41652), (6942, 31674), (10413, 21116), (10558, 20826), (13884, 15837)]