139027408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 308869120

約数和(自身を除く): 169841712

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 127, 152, 208, 247, 254, 277, 304, 494, 508, 554, 988, 1016, 1108, 1651, 1976, 2032, 2216, 2413, 3302, 3601, 3952, 4432, 4826, 5263, 6604, 7202, 9652, 10526, 13208, 14404, 19304, 21052, 26416, 28808, 31369, 35179, 38608, 42104, 57616, 62738, 68419, 70358, 84208, 125476, 136838, 140716, 250952, 273676, 281432, 457327, 501904, 547352, 562864, 668401, 914654, 1094704, 1336802, 1829308, 2673604, 3658616, 5347208, 7317232, 8689213, 10694416, 17378426, 34756852, 69513704, 139027408]

約数ペア:

[(1, 139027408), (2, 69513704), (4, 34756852), (8, 17378426), (13, 10694416), (16, 8689213), (19, 7317232), (26, 5347208), (38, 3658616), (52, 2673604), (76, 1829308), (104, 1336802), (127, 1094704), (152, 914654), (208, 668401), (247, 562864), (254, 547352), (277, 501904), (304, 457327), (494, 281432), (508, 273676), (554, 250952), (988, 140716), (1016, 136838), (1108, 125476), (1651, 84208), (1976, 70358), (2032, 68419), (2216, 62738), (2413, 57616), (3302, 42104), (3601, 38608), (3952, 35179), (4432, 31369), (4826, 28808), (5263, 26416), (6604, 21052), (7202, 19304), (9652, 14404), (10526, 13208)]