128766320

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{27281}}^1$

素因数の和:27353

約数の個数: 40

約数和(自身を含む): 304467120

約数和(自身を除く): 175700800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 27281, 54562, 109124, 136405, 218248, 272810, 436496, 545620, 1091240, 1609579, 2182480, 3219158, 6438316, 8047895, 12876632, 16095790, 25753264, 32191580, 64383160, 128766320]

約数ペア:

[(1, 128766320), (2, 64383160), (4, 32191580), (5, 25753264), (8, 16095790), (10, 12876632), (16, 8047895), (20, 6438316), (40, 3219158), (59, 2182480), (80, 1609579), (118, 1091240), (236, 545620), (295, 436496), (472, 272810), (590, 218248), (944, 136405), (1180, 109124), (2360, 54562), (4720, 27281)]