280663670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 609493248

約数和(自身を除く): 328829578

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 83, 98, 103, 134, 166, 206, 245, 335, 415, 469, 490, 515, 581, 670, 721, 830, 938, 1030, 1162, 1442, 2345, 2905, 3283, 3605, 4067, 4690, 5047, 5561, 5810, 6566, 6901, 7210, 8134, 8549, 10094, 11122, 13802, 16415, 17098, 20335, 25235, 27805, 32830, 34505, 38927, 40670, 42745, 48307, 50470, 55610, 59843, 69010, 77854, 85490, 96614, 119686, 194635, 241535, 272489, 299215, 338149, 389270, 418901, 483070, 544978, 572783, 598430, 676298, 837802, 1145566, 1362445, 1690745, 2094505, 2724890, 2863915, 3381490, 4009481, 4189010, 5727830, 8018962, 20047405, 28066367, 40094810, 56132734, 140331835, 280663670]

約数ペア:

[(1, 280663670), (2, 140331835), (5, 56132734), (7, 40094810), (10, 28066367), (14, 20047405), (35, 8018962), (49, 5727830), (67, 4189010), (70, 4009481), (83, 3381490), (98, 2863915), (103, 2724890), (134, 2094505), (166, 1690745), (206, 1362445), (245, 1145566), (335, 837802), (415, 676298), (469, 598430), (490, 572783), (515, 544978), (581, 483070), (670, 418901), (721, 389270), (830, 338149), (938, 299215), (1030, 272489), (1162, 241535), (1442, 194635), (2345, 119686), (2905, 96614), (3283, 85490), (3605, 77854), (4067, 69010), (4690, 59843), (5047, 55610), (5561, 50470), (5810, 48307), (6566, 42745), (6901, 40670), (7210, 38927), (8134, 34505), (8549, 32830), (10094, 27805), (11122, 25235), (13802, 20335), (16415, 17098)]