144917360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1031}}^1$

素因数の和:1302

約数の個数: 80

約数和(自身を含む): 386975232

約数和(自身を除く): 242057872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 251, 280, 502, 560, 1004, 1031, 1255, 1757, 2008, 2062, 2510, 3514, 4016, 4124, 5020, 5155, 7028, 7217, 8248, 8785, 10040, 10310, 14056, 14434, 16496, 17570, 20080, 20620, 28112, 28868, 35140, 36085, 41240, 57736, 70280, 72170, 82480, 115472, 140560, 144340, 258781, 288680, 517562, 577360, 1035124, 1293905, 1811467, 2070248, 2587810, 3622934, 4140496, 5175620, 7245868, 9057335, 10351240, 14491736, 18114670, 20702480, 28983472, 36229340, 72458680, 144917360]

約数ペア:

[(1, 144917360), (2, 72458680), (4, 36229340), (5, 28983472), (7, 20702480), (8, 18114670), (10, 14491736), (14, 10351240), (16, 9057335), (20, 7245868), (28, 5175620), (35, 4140496), (40, 3622934), (56, 2587810), (70, 2070248), (80, 1811467), (112, 1293905), (140, 1035124), (251, 577360), (280, 517562), (502, 288680), (560, 258781), (1004, 144340), (1031, 140560), (1255, 115472), (1757, 82480), (2008, 72170), (2062, 70280), (2510, 57736), (3514, 41240), (4016, 36085), (4124, 35140), (5020, 28868), (5155, 28112), (7028, 20620), (7217, 20080), (8248, 17570), (8785, 16496), (10040, 14434), (10310, 14056)]