247577680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{263}}^1$

素因数の和:365

約数の個数: 120

約数和(自身を含む): 676849536

約数和(自身を除く): 429271856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 263, 280, 287, 328, 410, 526, 560, 574, 656, 820, 1052, 1148, 1315, 1435, 1640, 1681, 1841, 2104, 2296, 2630, 2870, 3280, 3362, 3682, 4208, 4592, 5260, 5740, 6724, 7364, 8405, 9205, 10520, 10783, 11480, 11767, 13448, 14728, 16810, 18410, 21040, 21566, 22960, 23534, 26896, 29456, 33620, 36820, 43132, 47068, 53915, 58835, 67240, 73640, 75481, 86264, 94136, 107830, 117670, 134480, 147280, 150962, 172528, 188272, 215660, 235340, 301924, 377405, 431320, 442103, 470680, 603848, 754810, 862640, 884206, 941360, 1207696, 1509620, 1768412, 2210515, 3019240, 3094721, 3536824, 4421030, 6038480, 6189442, 7073648, 8842060, 12378884, 15473605, 17684120, 24757768, 30947210, 35368240, 49515536, 61894420, 123788840, 247577680]

約数ペア:

[(1, 247577680), (2, 123788840), (4, 61894420), (5, 49515536), (7, 35368240), (8, 30947210), (10, 24757768), (14, 17684120), (16, 15473605), (20, 12378884), (28, 8842060), (35, 7073648), (40, 6189442), (41, 6038480), (56, 4421030), (70, 3536824), (80, 3094721), (82, 3019240), (112, 2210515), (140, 1768412), (164, 1509620), (205, 1207696), (263, 941360), (280, 884206), (287, 862640), (328, 754810), (410, 603848), (526, 470680), (560, 442103), (574, 431320), (656, 377405), (820, 301924), (1052, 235340), (1148, 215660), (1315, 188272), (1435, 172528), (1640, 150962), (1681, 147280), (1841, 134480), (2104, 117670), (2296, 107830), (2630, 94136), (2870, 86264), (3280, 75481), (3362, 73640), (3682, 67240), (4208, 58835), (4592, 53915), (5260, 47068), (5740, 43132), (6724, 36820), (7364, 33620), (8405, 29456), (9205, 26896), (10520, 23534), (10783, 22960), (11480, 21566), (11767, 21040), (13448, 18410), (14728, 16810)]