156721072

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1421

約数の個数: 40

約数和(自身を含む): 310882880

約数和(自身を除く): 154161808

約数列:

[1, 2, 4, 8, 16, 73, 109, 146, 218, 292, 436, 584, 872, 1168, 1231, 1744, 2462, 4924, 7957, 9848, 15914, 19696, 31828, 63656, 89863, 127312, 134179, 179726, 268358, 359452, 536716, 718904, 1073432, 1437808, 2146864, 9795067, 19590134, 39180268, 78360536, 156721072]

約数ペア:

[(1, 156721072), (2, 78360536), (4, 39180268), (8, 19590134), (16, 9795067), (73, 2146864), (109, 1437808), (146, 1073432), (218, 718904), (292, 536716), (436, 359452), (584, 268358), (872, 179726), (1168, 134179), (1231, 127312), (1744, 89863), (2462, 63656), (4924, 31828), (7957, 19696), (9848, 15914)]