262626880

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2099}}^1$

素因数の和:2156

約数の個数: 112

約数和(自身を含む): 691286400

約数和(自身を除く): 428659520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 320, 340, 368, 391, 460, 544, 680, 736, 782, 920, 1088, 1360, 1472, 1564, 1840, 1955, 2099, 2720, 3128, 3680, 3910, 4198, 5440, 6256, 7360, 7820, 8396, 10495, 12512, 15640, 16792, 20990, 25024, 31280, 33584, 35683, 41980, 48277, 62560, 67168, 71366, 83960, 96554, 125120, 134336, 142732, 167920, 178415, 193108, 241385, 285464, 335840, 356830, 386216, 482770, 570928, 671680, 713660, 772432, 820709, 965540, 1141856, 1427320, 1544864, 1641418, 1931080, 2283712, 2854640, 3089728, 3282836, 3862160, 4103545, 5709280, 6565672, 7724320, 8207090, 11418560, 13131344, 15448640, 16414180, 26262688, 32828360, 52525376, 65656720, 131313440, 262626880]

約数ペア:

[(1, 262626880), (2, 131313440), (4, 65656720), (5, 52525376), (8, 32828360), (10, 26262688), (16, 16414180), (17, 15448640), (20, 13131344), (23, 11418560), (32, 8207090), (34, 7724320), (40, 6565672), (46, 5709280), (64, 4103545), (68, 3862160), (80, 3282836), (85, 3089728), (92, 2854640), (115, 2283712), (136, 1931080), (160, 1641418), (170, 1544864), (184, 1427320), (230, 1141856), (272, 965540), (320, 820709), (340, 772432), (368, 713660), (391, 671680), (460, 570928), (544, 482770), (680, 386216), (736, 356830), (782, 335840), (920, 285464), (1088, 241385), (1360, 193108), (1472, 178415), (1564, 167920), (1840, 142732), (1955, 134336), (2099, 125120), (2720, 96554), (3128, 83960), (3680, 71366), (3910, 67168), (4198, 62560), (5440, 48277), (6256, 41980), (7360, 35683), (7820, 33584), (8396, 31280), (10495, 25024), (12512, 20990), (15640, 16792)]