215533120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61231}}^1$

素因数の和:61259

約数の個数: 56

約数和(自身を含む): 559905408

約数和(自身を除く): 344372288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 61231, 122462, 244924, 306155, 489848, 612310, 673541, 979696, 1224620, 1347082, 1959392, 2449240, 2694164, 3367705, 3918784, 4898480, 5388328, 6735410, 9796960, 10776656, 13470820, 19593920, 21553312, 26941640, 43106624, 53883280, 107766560, 215533120]

約数ペア:

[(1, 215533120), (2, 107766560), (4, 53883280), (5, 43106624), (8, 26941640), (10, 21553312), (11, 19593920), (16, 13470820), (20, 10776656), (22, 9796960), (32, 6735410), (40, 5388328), (44, 4898480), (55, 3918784), (64, 3367705), (80, 2694164), (88, 2449240), (110, 1959392), (160, 1347082), (176, 1224620), (220, 979696), (320, 673541), (352, 612310), (440, 489848), (704, 306155), (880, 244924), (1760, 122462), (3520, 61231)]