259696320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20809}}^1$

素因数の和:20842

約数の個数: 112

約数和(自身を含む): 888004320

約数和(自身を除く): 628308000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 20809, 41618, 62427, 83236, 104045, 124854, 166472, 208090, 249708, 270517, 312135, 332944, 416180, 499416, 541034, 624270, 665888, 811551, 832360, 998832, 1082068, 1248540, 1331776, 1352585, 1623102, 1664720, 1997664, 2164136, 2497080, 2705170, 3246204, 3329440, 3995328, 4057755, 4328272, 4994160, 5410340, 6492408, 6658880, 8115510, 8656544, 9988320, 10820680, 12984816, 16231020, 17313088, 19976640, 21641360, 25969632, 32462040, 43282720, 51939264, 64924080, 86565440, 129848160, 259696320]

約数ペア:

[(1, 259696320), (2, 129848160), (3, 86565440), (4, 64924080), (5, 51939264), (6, 43282720), (8, 32462040), (10, 25969632), (12, 21641360), (13, 19976640), (15, 17313088), (16, 16231020), (20, 12984816), (24, 10820680), (26, 9988320), (30, 8656544), (32, 8115510), (39, 6658880), (40, 6492408), (48, 5410340), (52, 4994160), (60, 4328272), (64, 4057755), (65, 3995328), (78, 3329440), (80, 3246204), (96, 2705170), (104, 2497080), (120, 2164136), (130, 1997664), (156, 1664720), (160, 1623102), (192, 1352585), (195, 1331776), (208, 1248540), (240, 1082068), (260, 998832), (312, 832360), (320, 811551), (390, 665888), (416, 624270), (480, 541034), (520, 499416), (624, 416180), (780, 332944), (832, 312135), (960, 270517), (1040, 249708), (1248, 208090), (1560, 166472), (2080, 124854), (2496, 104045), (3120, 83236), (4160, 62427), (6240, 41618), (12480, 20809)]