140627144

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 309277440

約数和(自身を除く): 168650296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 113, 142, 226, 284, 313, 452, 497, 568, 626, 791, 904, 994, 1252, 1582, 1988, 2191, 2504, 3164, 3976, 4382, 6328, 8023, 8764, 16046, 17528, 22223, 32092, 35369, 44446, 56161, 64184, 70738, 88892, 112322, 141476, 155561, 177784, 224644, 247583, 282952, 311122, 449288, 495166, 622244, 990332, 1244488, 1980664, 2511199, 5022398, 10044796, 17578393, 20089592, 35156786, 70313572, 140627144]

約数ペア:

[(1, 140627144), (2, 70313572), (4, 35156786), (7, 20089592), (8, 17578393), (14, 10044796), (28, 5022398), (56, 2511199), (71, 1980664), (113, 1244488), (142, 990332), (226, 622244), (284, 495166), (313, 449288), (452, 311122), (497, 282952), (568, 247583), (626, 224644), (791, 177784), (904, 155561), (994, 141476), (1252, 112322), (1582, 88892), (1988, 70738), (2191, 64184), (2504, 56161), (3164, 44446), (3976, 35369), (4382, 32092), (6328, 22223), (8023, 17528), (8764, 16046)]