204426468

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 525677880

約数和(自身を除く): 321251412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 181, 229, 274, 362, 411, 458, 543, 548, 687, 724, 822, 916, 1086, 1233, 1374, 1629, 1644, 2061, 2172, 2466, 2748, 3258, 4122, 4932, 6516, 8244, 24797, 31373, 41449, 49594, 62746, 74391, 82898, 94119, 99188, 124347, 125492, 148782, 165796, 188238, 223173, 248694, 282357, 297564, 373041, 376476, 446346, 497388, 564714, 746082, 892692, 1129428, 1492164, 5678513, 11357026, 17035539, 22714052, 34071078, 51106617, 68142156, 102213234, 204426468]

約数ペア:

[(1, 204426468), (2, 102213234), (3, 68142156), (4, 51106617), (6, 34071078), (9, 22714052), (12, 17035539), (18, 11357026), (36, 5678513), (137, 1492164), (181, 1129428), (229, 892692), (274, 746082), (362, 564714), (411, 497388), (458, 446346), (543, 376476), (548, 373041), (687, 297564), (724, 282357), (822, 248694), (916, 223173), (1086, 188238), (1233, 165796), (1374, 148782), (1629, 125492), (1644, 124347), (2061, 99188), (2172, 94119), (2466, 82898), (2748, 74391), (3258, 62746), (4122, 49594), (4932, 41449), (6516, 31373), (8244, 24797)]