148784720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{683}}^1$

素因数の和:1092

約数の個数: 80

約数和(自身を含む): 396938880

約数和(自身を除く): 248154160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 389, 560, 683, 778, 1366, 1556, 1945, 2723, 2732, 3112, 3415, 3890, 4781, 5446, 5464, 6224, 6830, 7780, 9562, 10892, 10928, 13615, 13660, 15560, 19124, 21784, 23905, 27230, 27320, 31120, 38248, 43568, 47810, 54460, 54640, 76496, 95620, 108920, 191240, 217840, 265687, 382480, 531374, 1062748, 1328435, 1859809, 2125496, 2656870, 3719618, 4250992, 5313740, 7439236, 9299045, 10627480, 14878472, 18598090, 21254960, 29756944, 37196180, 74392360, 148784720]

約数ペア:

[(1, 148784720), (2, 74392360), (4, 37196180), (5, 29756944), (7, 21254960), (8, 18598090), (10, 14878472), (14, 10627480), (16, 9299045), (20, 7439236), (28, 5313740), (35, 4250992), (40, 3719618), (56, 2656870), (70, 2125496), (80, 1859809), (112, 1328435), (140, 1062748), (280, 531374), (389, 382480), (560, 265687), (683, 217840), (778, 191240), (1366, 108920), (1556, 95620), (1945, 76496), (2723, 54640), (2732, 54460), (3112, 47810), (3415, 43568), (3890, 38248), (4781, 31120), (5446, 27320), (5464, 27230), (6224, 23905), (6830, 21784), (7780, 19124), (9562, 15560), (10892, 13660), (10928, 13615)]