348435920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2741}}^1$

素因数の和:2988

約数の個数: 80

約数和(自身を含む): 930261888

約数和(自身を除く): 581825968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 227, 280, 454, 560, 908, 1135, 1589, 1816, 2270, 2741, 3178, 3632, 4540, 5482, 6356, 7945, 9080, 10964, 12712, 13705, 15890, 18160, 19187, 21928, 25424, 27410, 31780, 38374, 43856, 54820, 63560, 76748, 95935, 109640, 127120, 153496, 191870, 219280, 306992, 383740, 622207, 767480, 1244414, 1534960, 2488828, 3111035, 4355449, 4977656, 6222070, 8710898, 9955312, 12444140, 17421796, 21777245, 24888280, 34843592, 43554490, 49776560, 69687184, 87108980, 174217960, 348435920]

約数ペア:

[(1, 348435920), (2, 174217960), (4, 87108980), (5, 69687184), (7, 49776560), (8, 43554490), (10, 34843592), (14, 24888280), (16, 21777245), (20, 17421796), (28, 12444140), (35, 9955312), (40, 8710898), (56, 6222070), (70, 4977656), (80, 4355449), (112, 3111035), (140, 2488828), (227, 1534960), (280, 1244414), (454, 767480), (560, 622207), (908, 383740), (1135, 306992), (1589, 219280), (1816, 191870), (2270, 153496), (2741, 127120), (3178, 109640), (3632, 95935), (4540, 76748), (5482, 63560), (6356, 54820), (7945, 43856), (9080, 38374), (10964, 31780), (12712, 27410), (13705, 25424), (15890, 21928), (18160, 19187)]