156920708

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 319334400

約数和(自身を除く): 162413692

約数列:

[1, 2, 4, 7, 14, 28, 131, 179, 239, 262, 358, 478, 524, 716, 917, 956, 1253, 1673, 1834, 2506, 3346, 3668, 5012, 6692, 23449, 31309, 42781, 46898, 62618, 85562, 93796, 125236, 164143, 171124, 219163, 299467, 328286, 438326, 598934, 656572, 876652, 1197868, 5604311, 11208622, 22417244, 39230177, 78460354, 156920708]

約数ペア:

[(1, 156920708), (2, 78460354), (4, 39230177), (7, 22417244), (14, 11208622), (28, 5604311), (131, 1197868), (179, 876652), (239, 656572), (262, 598934), (358, 438326), (478, 328286), (524, 299467), (716, 219163), (917, 171124), (956, 164143), (1253, 125236), (1673, 93796), (1834, 85562), (2506, 62618), (3346, 46898), (3668, 42781), (5012, 31309), (6692, 23449)]