156621760

素因数分解:

$2^6\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1861}}^1$

素因数の和:2141

約数の個数: 56

約数和(自身を含む): 374574816

約数和(自身を除く): 217953056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 263, 320, 526, 1052, 1315, 1861, 2104, 2630, 3722, 4208, 5260, 7444, 8416, 9305, 10520, 14888, 16832, 18610, 21040, 29776, 37220, 42080, 59552, 74440, 84160, 119104, 148880, 297760, 489443, 595520, 978886, 1957772, 2447215, 3915544, 4894430, 7831088, 9788860, 15662176, 19577720, 31324352, 39155440, 78310880, 156621760]

約数ペア:

[(1, 156621760), (2, 78310880), (4, 39155440), (5, 31324352), (8, 19577720), (10, 15662176), (16, 9788860), (20, 7831088), (32, 4894430), (40, 3915544), (64, 2447215), (80, 1957772), (160, 978886), (263, 595520), (320, 489443), (526, 297760), (1052, 148880), (1315, 119104), (1861, 84160), (2104, 74440), (2630, 59552), (3722, 42080), (4208, 37220), (5260, 29776), (7444, 21040), (8416, 18610), (9305, 16832), (10520, 14888)]