31261120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 112

約数和(自身を含む): 82954368

約数和(自身を除く): 51693248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 83, 88, 107, 110, 160, 166, 176, 214, 220, 320, 332, 352, 415, 428, 440, 535, 664, 704, 830, 856, 880, 913, 1070, 1177, 1328, 1660, 1712, 1760, 1826, 2140, 2354, 2656, 3320, 3424, 3520, 3652, 4280, 4565, 4708, 5312, 5885, 6640, 6848, 7304, 8560, 8881, 9130, 9416, 11770, 13280, 14608, 17120, 17762, 18260, 18832, 23540, 26560, 29216, 34240, 35524, 36520, 37664, 44405, 47080, 58432, 71048, 73040, 75328, 88810, 94160, 97691, 142096, 146080, 177620, 188320, 195382, 284192, 292160, 355240, 376640, 390764, 488455, 568384, 710480, 781528, 976910, 1420960, 1563056, 1953820, 2841920, 3126112, 3907640, 6252224, 7815280, 15630560, 31261120]

約数ペア:

[(1, 31261120), (2, 15630560), (4, 7815280), (5, 6252224), (8, 3907640), (10, 3126112), (11, 2841920), (16, 1953820), (20, 1563056), (22, 1420960), (32, 976910), (40, 781528), (44, 710480), (55, 568384), (64, 488455), (80, 390764), (83, 376640), (88, 355240), (107, 292160), (110, 284192), (160, 195382), (166, 188320), (176, 177620), (214, 146080), (220, 142096), (320, 97691), (332, 94160), (352, 88810), (415, 75328), (428, 73040), (440, 71048), (535, 58432), (664, 47080), (704, 44405), (830, 37664), (856, 36520), (880, 35524), (913, 34240), (1070, 29216), (1177, 26560), (1328, 23540), (1660, 18832), (1712, 18260), (1760, 17762), (1826, 17120), (2140, 14608), (2354, 13280), (2656, 11770), (3320, 9416), (3424, 9130), (3520, 8881), (3652, 8560), (4280, 7304), (4565, 6848), (4708, 6640), (5312, 5885)]