12686943920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{1277}}^1$

素因数の和:1567

約数の個数: 160

約数和(自身を含む): 34252771968

約数和(自身を除く): 21565828048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 157, 226, 280, 314, 452, 560, 565, 628, 785, 791, 904, 1099, 1130, 1256, 1277, 1570, 1582, 1808, 2198, 2260, 2512, 2554, 3140, 3164, 3955, 4396, 4520, 5108, 5495, 6280, 6328, 6385, 7910, 8792, 8939, 9040, 10216, 10990, 12560, 12656, 12770, 15820, 17584, 17741, 17878, 20432, 21980, 25540, 31640, 35482, 35756, 43960, 44695, 51080, 63280, 70964, 71512, 87920, 88705, 89390, 102160, 124187, 141928, 143024, 144301, 177410, 178780, 200489, 248374, 283856, 288602, 354820, 357560, 400978, 496748, 577204, 620935, 709640, 715120, 721505, 801956, 993496, 1002445, 1010107, 1154408, 1241870, 1403423, 1419280, 1443010, 1603912, 1986992, 2004890, 2020214, 2308816, 2483740, 2806846, 2886020, 3207824, 4009780, 4040428, 4967480, 5050535, 5613692, 5772040, 7017115, 8019560, 8080856, 9934960, 10101070, 11227384, 11544080, 14034230, 16039120, 16161712, 20202140, 22454768, 22655257, 28068460, 40404280, 45310514, 56136920, 80808560, 90621028, 112273840, 113276285, 158586799, 181242056, 226552570, 317173598, 362484112, 453105140, 634347196, 792933995, 906210280, 1268694392, 1585867990, 1812420560, 2537388784, 3171735980, 6343471960, 12686943920]

約数ペア:

[(1, 12686943920), (2, 6343471960), (4, 3171735980), (5, 2537388784), (7, 1812420560), (8, 1585867990), (10, 1268694392), (14, 906210280), (16, 792933995), (20, 634347196), (28, 453105140), (35, 362484112), (40, 317173598), (56, 226552570), (70, 181242056), (80, 158586799), (112, 113276285), (113, 112273840), (140, 90621028), (157, 80808560), (226, 56136920), (280, 45310514), (314, 40404280), (452, 28068460), (560, 22655257), (565, 22454768), (628, 20202140), (785, 16161712), (791, 16039120), (904, 14034230), (1099, 11544080), (1130, 11227384), (1256, 10101070), (1277, 9934960), (1570, 8080856), (1582, 8019560), (1808, 7017115), (2198, 5772040), (2260, 5613692), (2512, 5050535), (2554, 4967480), (3140, 4040428), (3164, 4009780), (3955, 3207824), (4396, 2886020), (4520, 2806846), (5108, 2483740), (5495, 2308816), (6280, 2020214), (6328, 2004890), (6385, 1986992), (7910, 1603912), (8792, 1443010), (8939, 1419280), (9040, 1403423), (10216, 1241870), (10990, 1154408), (12560, 1010107), (12656, 1002445), (12770, 993496), (15820, 801956), (17584, 721505), (17741, 715120), (17878, 709640), (20432, 620935), (21980, 577204), (25540, 496748), (31640, 400978), (35482, 357560), (35756, 354820), (43960, 288602), (44695, 283856), (51080, 248374), (63280, 200489), (70964, 178780), (71512, 177410), (87920, 144301), (88705, 143024), (89390, 141928), (102160, 124187)]