1330402360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{34183}}^1$

素因数の和:34340

約数の個数: 64

約数和(自身を含む): 3445747200

約数和(自身を除く): 2115344840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 7784, 9730, 19460, 34183, 38920, 68366, 136732, 170915, 239281, 273464, 341830, 478562, 683660, 957124, 1196405, 1367320, 1914248, 2392810, 4751437, 4785620, 9502874, 9571240, 19005748, 23757185, 33260059, 38011496, 47514370, 66520118, 95028740, 133040236, 166300295, 190057480, 266080472, 332600590, 665201180, 1330402360]

約数ペア:

[(1, 1330402360), (2, 665201180), (4, 332600590), (5, 266080472), (7, 190057480), (8, 166300295), (10, 133040236), (14, 95028740), (20, 66520118), (28, 47514370), (35, 38011496), (40, 33260059), (56, 23757185), (70, 19005748), (139, 9571240), (140, 9502874), (278, 4785620), (280, 4751437), (556, 2392810), (695, 1914248), (973, 1367320), (1112, 1196405), (1390, 957124), (1946, 683660), (2780, 478562), (3892, 341830), (4865, 273464), (5560, 239281), (7784, 170915), (9730, 136732), (19460, 68366), (34183, 38920)]