156765680

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:474

約数の個数: 80

約数和(自身を含む): 375940224

約数和(自身を除く): 219174544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 173, 188, 235, 241, 346, 376, 470, 482, 692, 752, 865, 940, 964, 1205, 1384, 1730, 1880, 1928, 2410, 2768, 3460, 3760, 3856, 4820, 6920, 8131, 9640, 11327, 13840, 16262, 19280, 22654, 32524, 40655, 41693, 45308, 56635, 65048, 81310, 83386, 90616, 113270, 130096, 162620, 166772, 181232, 208465, 226540, 325240, 333544, 416930, 453080, 650480, 667088, 833860, 906160, 1667720, 1959571, 3335440, 3919142, 7838284, 9797855, 15676568, 19595710, 31353136, 39191420, 78382840, 156765680]

約数ペア:

[(1, 156765680), (2, 78382840), (4, 39191420), (5, 31353136), (8, 19595710), (10, 15676568), (16, 9797855), (20, 7838284), (40, 3919142), (47, 3335440), (80, 1959571), (94, 1667720), (173, 906160), (188, 833860), (235, 667088), (241, 650480), (346, 453080), (376, 416930), (470, 333544), (482, 325240), (692, 226540), (752, 208465), (865, 181232), (940, 166772), (964, 162620), (1205, 130096), (1384, 113270), (1730, 90616), (1880, 83386), (1928, 81310), (2410, 65048), (2768, 56635), (3460, 45308), (3760, 41693), (3856, 40655), (4820, 32524), (6920, 22654), (8131, 19280), (9640, 16262), (11327, 13840)]