15608312

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 32013960

約数和(自身を除く): 16405648

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 157, 172, 289, 314, 344, 578, 628, 731, 1156, 1256, 1462, 2312, 2669, 2924, 5338, 5848, 6751, 10676, 12427, 13502, 21352, 24854, 27004, 45373, 49708, 54008, 90746, 99416, 114767, 181492, 229534, 362984, 459068, 918136, 1951039, 3902078, 7804156, 15608312]

約数ペア:

[(1, 15608312), (2, 7804156), (4, 3902078), (8, 1951039), (17, 918136), (34, 459068), (43, 362984), (68, 229534), (86, 181492), (136, 114767), (157, 99416), (172, 90746), (289, 54008), (314, 49708), (344, 45373), (578, 27004), (628, 24854), (731, 21352), (1156, 13502), (1256, 12427), (1462, 10676), (2312, 6751), (2669, 5848), (2924, 5338)]