13656440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 39398400

約数和(自身を除く): 25741960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 151, 152, 170, 190, 238, 266, 280, 302, 323, 340, 380, 476, 532, 595, 604, 646, 665, 680, 755, 760, 952, 1057, 1064, 1190, 1208, 1292, 1330, 1510, 1615, 2114, 2261, 2380, 2567, 2584, 2660, 2869, 3020, 3230, 4228, 4522, 4760, 5134, 5285, 5320, 5738, 6040, 6460, 8456, 9044, 10268, 10570, 11305, 11476, 12835, 12920, 14345, 17969, 18088, 20083, 20536, 21140, 22610, 22952, 25670, 28690, 35938, 40166, 42280, 45220, 48773, 51340, 57380, 71876, 80332, 89845, 90440, 97546, 100415, 102680, 114760, 143752, 160664, 179690, 195092, 200830, 243865, 341411, 359380, 390184, 401660, 487730, 682822, 718760, 803320, 975460, 1365644, 1707055, 1950920, 2731288, 3414110, 6828220, 13656440]

約数ペア:

[(1, 13656440), (2, 6828220), (4, 3414110), (5, 2731288), (7, 1950920), (8, 1707055), (10, 1365644), (14, 975460), (17, 803320), (19, 718760), (20, 682822), (28, 487730), (34, 401660), (35, 390184), (38, 359380), (40, 341411), (56, 243865), (68, 200830), (70, 195092), (76, 179690), (85, 160664), (95, 143752), (119, 114760), (133, 102680), (136, 100415), (140, 97546), (151, 90440), (152, 89845), (170, 80332), (190, 71876), (238, 57380), (266, 51340), (280, 48773), (302, 45220), (323, 42280), (340, 40166), (380, 35938), (476, 28690), (532, 25670), (595, 22952), (604, 22610), (646, 21140), (665, 20536), (680, 20083), (755, 18088), (760, 17969), (952, 14345), (1057, 12920), (1064, 12835), (1190, 11476), (1208, 11305), (1292, 10570), (1330, 10268), (1510, 9044), (1615, 8456), (2114, 6460), (2261, 6040), (2380, 5738), (2567, 5320), (2584, 5285), (2660, 5134), (2869, 4760), (3020, 4522), (3230, 4228)]