353188880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1481}}^1$

素因数の和:1776

約数の個数: 80

約数和(自身を含む): 899728128

約数和(自身を除く): 546539248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 271, 440, 542, 880, 1084, 1355, 1481, 2168, 2710, 2962, 2981, 4336, 5420, 5924, 5962, 7405, 10840, 11848, 11924, 14810, 14905, 16291, 21680, 23696, 23848, 29620, 29810, 32582, 47696, 59240, 59620, 65164, 81455, 118480, 119240, 130328, 162910, 238480, 260656, 325820, 401351, 651640, 802702, 1303280, 1605404, 2006755, 3210808, 4013510, 4414861, 6421616, 8027020, 8829722, 16054040, 17659444, 22074305, 32108080, 35318888, 44148610, 70637776, 88297220, 176594440, 353188880]

約数ペア:

[(1, 353188880), (2, 176594440), (4, 88297220), (5, 70637776), (8, 44148610), (10, 35318888), (11, 32108080), (16, 22074305), (20, 17659444), (22, 16054040), (40, 8829722), (44, 8027020), (55, 6421616), (80, 4414861), (88, 4013510), (110, 3210808), (176, 2006755), (220, 1605404), (271, 1303280), (440, 802702), (542, 651640), (880, 401351), (1084, 325820), (1355, 260656), (1481, 238480), (2168, 162910), (2710, 130328), (2962, 119240), (2981, 118480), (4336, 81455), (5420, 65164), (5924, 59620), (5962, 59240), (7405, 47696), (10840, 32582), (11848, 29810), (11924, 29620), (14810, 23848), (14905, 23696), (16291, 21680)]