220772328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{42391}}^1$

素因数の和:42438

約数の個数: 64

約数和(自身を含む): 651141120

約数和(自身を除く): 430368792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 42391, 84782, 127173, 169564, 254346, 296737, 339128, 508692, 593474, 890211, 1017384, 1186948, 1314121, 1780422, 2373896, 2628242, 3560844, 3942363, 5256484, 7121688, 7884726, 9198847, 10512968, 15769452, 18397694, 27596541, 31538904, 36795388, 55193082, 73590776, 110386164, 220772328]

約数ペア:

[(1, 220772328), (2, 110386164), (3, 73590776), (4, 55193082), (6, 36795388), (7, 31538904), (8, 27596541), (12, 18397694), (14, 15769452), (21, 10512968), (24, 9198847), (28, 7884726), (31, 7121688), (42, 5256484), (56, 3942363), (62, 3560844), (84, 2628242), (93, 2373896), (124, 1780422), (168, 1314121), (186, 1186948), (217, 1017384), (248, 890211), (372, 593474), (434, 508692), (651, 339128), (744, 296737), (868, 254346), (1302, 169564), (1736, 127173), (2604, 84782), (5208, 42391)]