1206996840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{478967}}^1$

素因数の和:478991

約数の個数: 96

約数和(自身を含む): 4483140480

約数和(自身を除く): 3276143640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 478967, 957934, 1436901, 1915868, 2394835, 2873802, 3352769, 3831736, 4310703, 4789670, 5747604, 6705538, 7184505, 8621406, 9579340, 10058307, 11495208, 13411076, 14369010, 16763845, 17242812, 19158680, 20116614, 21553515, 26822152, 28738020, 30174921, 33527690, 34485624, 40233228, 43107030, 50291535, 57476040, 60349842, 67055380, 80466456, 86214060, 100583070, 120699684, 134110760, 150874605, 172428120, 201166140, 241399368, 301749210, 402332280, 603498420, 1206996840]

約数ペア:

[(1, 1206996840), (2, 603498420), (3, 402332280), (4, 301749210), (5, 241399368), (6, 201166140), (7, 172428120), (8, 150874605), (9, 134110760), (10, 120699684), (12, 100583070), (14, 86214060), (15, 80466456), (18, 67055380), (20, 60349842), (21, 57476040), (24, 50291535), (28, 43107030), (30, 40233228), (35, 34485624), (36, 33527690), (40, 30174921), (42, 28738020), (45, 26822152), (56, 21553515), (60, 20116614), (63, 19158680), (70, 17242812), (72, 16763845), (84, 14369010), (90, 13411076), (105, 11495208), (120, 10058307), (126, 9579340), (140, 8621406), (168, 7184505), (180, 6705538), (210, 5747604), (252, 4789670), (280, 4310703), (315, 3831736), (360, 3352769), (420, 2873802), (504, 2394835), (630, 1915868), (840, 1436901), (1260, 957934), (2520, 478967)]