239473360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2389}}^1$

素因数の和:2588

約数の個数: 80

約数和(自身を含む): 640137600

約数和(自身を除く): 400664240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 179, 280, 358, 560, 716, 895, 1253, 1432, 1790, 2389, 2506, 2864, 3580, 4778, 5012, 6265, 7160, 9556, 10024, 11945, 12530, 14320, 16723, 19112, 20048, 23890, 25060, 33446, 38224, 47780, 50120, 66892, 83615, 95560, 100240, 133784, 167230, 191120, 267568, 334460, 427631, 668920, 855262, 1337840, 1710524, 2138155, 2993417, 3421048, 4276310, 5986834, 6842096, 8552620, 11973668, 14967085, 17105240, 23947336, 29934170, 34210480, 47894672, 59868340, 119736680, 239473360]

約数ペア:

[(1, 239473360), (2, 119736680), (4, 59868340), (5, 47894672), (7, 34210480), (8, 29934170), (10, 23947336), (14, 17105240), (16, 14967085), (20, 11973668), (28, 8552620), (35, 6842096), (40, 5986834), (56, 4276310), (70, 3421048), (80, 2993417), (112, 2138155), (140, 1710524), (179, 1337840), (280, 855262), (358, 668920), (560, 427631), (716, 334460), (895, 267568), (1253, 191120), (1432, 167230), (1790, 133784), (2389, 100240), (2506, 95560), (2864, 83615), (3580, 66892), (4778, 50120), (5012, 47780), (6265, 38224), (7160, 33446), (9556, 25060), (10024, 23890), (11945, 20048), (12530, 19112), (14320, 16723)]