155178436

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 329199360

約数和(自身を除く): 174020924

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 79, 124, 146, 158, 217, 292, 316, 434, 511, 553, 868, 961, 1022, 1106, 1922, 2044, 2212, 2263, 2449, 3844, 4526, 4898, 5767, 6727, 9052, 9796, 11534, 13454, 15841, 17143, 23068, 26908, 31682, 34286, 40369, 63364, 68572, 70153, 75919, 80738, 140306, 151838, 161476, 178777, 280612, 303676, 357554, 491071, 531433, 715108, 982142, 1062866, 1251439, 1964284, 2125732, 2502878, 5005756, 5542087, 11084174, 22168348, 38794609, 77589218, 155178436]

約数ペア:

[(1, 155178436), (2, 77589218), (4, 38794609), (7, 22168348), (14, 11084174), (28, 5542087), (31, 5005756), (62, 2502878), (73, 2125732), (79, 1964284), (124, 1251439), (146, 1062866), (158, 982142), (217, 715108), (292, 531433), (316, 491071), (434, 357554), (511, 303676), (553, 280612), (868, 178777), (961, 161476), (1022, 151838), (1106, 140306), (1922, 80738), (2044, 75919), (2212, 70153), (2263, 68572), (2449, 63364), (3844, 40369), (4526, 34286), (4898, 31682), (5767, 26908), (6727, 23068), (9052, 17143), (9796, 15841), (11534, 13454)]