1617604640

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{857}}^1$

素因数の和:1170

約数の個数: 96

約数和(自身を含む): 3923023104

約数和(自身を除く): 2305418464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 251, 376, 470, 502, 752, 857, 940, 1004, 1255, 1504, 1714, 1880, 2008, 2510, 3428, 3760, 4016, 4285, 5020, 6856, 7520, 8032, 8570, 10040, 11797, 13712, 17140, 20080, 23594, 27424, 34280, 40160, 40279, 47188, 58985, 68560, 80558, 94376, 117970, 137120, 161116, 188752, 201395, 215107, 235940, 322232, 377504, 402790, 430214, 471880, 644464, 805580, 860428, 943760, 1075535, 1288928, 1611160, 1720856, 1887520, 2151070, 3222320, 3441712, 4302140, 6444640, 6883424, 8604280, 10110029, 17208560, 20220058, 34417120, 40440116, 50550145, 80880232, 101100290, 161760464, 202200580, 323520928, 404401160, 808802320, 1617604640]

約数ペア:

[(1, 1617604640), (2, 808802320), (4, 404401160), (5, 323520928), (8, 202200580), (10, 161760464), (16, 101100290), (20, 80880232), (32, 50550145), (40, 40440116), (47, 34417120), (80, 20220058), (94, 17208560), (160, 10110029), (188, 8604280), (235, 6883424), (251, 6444640), (376, 4302140), (470, 3441712), (502, 3222320), (752, 2151070), (857, 1887520), (940, 1720856), (1004, 1611160), (1255, 1288928), (1504, 1075535), (1714, 943760), (1880, 860428), (2008, 805580), (2510, 644464), (3428, 471880), (3760, 430214), (4016, 402790), (4285, 377504), (5020, 322232), (6856, 235940), (7520, 215107), (8032, 201395), (8570, 188752), (10040, 161116), (11797, 137120), (13712, 117970), (17140, 94376), (20080, 80558), (23594, 68560), (27424, 58985), (34280, 47188), (40160, 40279)]