178241440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1279}}^1$

素因数の和:1374

約数の個数: 96

約数和(自身を含む): 460615680

約数和(自身を除く): 282374240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 67, 80, 104, 130, 134, 160, 208, 260, 268, 335, 416, 520, 536, 670, 871, 1040, 1072, 1279, 1340, 1742, 2080, 2144, 2558, 2680, 3484, 4355, 5116, 5360, 6395, 6968, 8710, 10232, 10720, 12790, 13936, 16627, 17420, 20464, 25580, 27872, 33254, 34840, 40928, 51160, 66508, 69680, 83135, 85693, 102320, 133016, 139360, 166270, 171386, 204640, 266032, 332540, 342772, 428465, 532064, 665080, 685544, 856930, 1114009, 1330160, 1371088, 1713860, 2228018, 2660320, 2742176, 3427720, 4456036, 5570045, 6855440, 8912072, 11140090, 13710880, 17824144, 22280180, 35648288, 44560360, 89120720, 178241440]

約数ペア:

[(1, 178241440), (2, 89120720), (4, 44560360), (5, 35648288), (8, 22280180), (10, 17824144), (13, 13710880), (16, 11140090), (20, 8912072), (26, 6855440), (32, 5570045), (40, 4456036), (52, 3427720), (65, 2742176), (67, 2660320), (80, 2228018), (104, 1713860), (130, 1371088), (134, 1330160), (160, 1114009), (208, 856930), (260, 685544), (268, 665080), (335, 532064), (416, 428465), (520, 342772), (536, 332540), (670, 266032), (871, 204640), (1040, 171386), (1072, 166270), (1279, 139360), (1340, 133016), (1742, 102320), (2080, 85693), (2144, 83135), (2558, 69680), (2680, 66508), (3484, 51160), (4355, 40928), (5116, 34840), (5360, 33254), (6395, 27872), (6968, 25580), (8710, 20464), (10232, 17420), (10720, 16627), (12790, 13936)]