171774680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1369

約数の個数: 128

約数和(自身を含む): 493447680

約数和(自身を除く): 321673000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 215, 220, 280, 301, 308, 344, 385, 430, 440, 473, 602, 616, 770, 860, 946, 1204, 1297, 1505, 1540, 1720, 1892, 2365, 2408, 2594, 3010, 3080, 3311, 3784, 4730, 5188, 6020, 6485, 6622, 9079, 9460, 10376, 12040, 12970, 13244, 14267, 16555, 18158, 18920, 25940, 26488, 28534, 33110, 36316, 45395, 51880, 55771, 57068, 66220, 71335, 72632, 90790, 99869, 111542, 114136, 132440, 142670, 181580, 199738, 223084, 278855, 285340, 363160, 390397, 399476, 446168, 499345, 557710, 570680, 613481, 780794, 798952, 998690, 1115420, 1226962, 1561588, 1951985, 1997380, 2230840, 2453924, 3067405, 3123176, 3903970, 3994760, 4294367, 4907848, 6134810, 7807940, 8588734, 12269620, 15615880, 17177468, 21471835, 24539240, 34354936, 42943670, 85887340, 171774680]

約数ペア:

[(1, 171774680), (2, 85887340), (4, 42943670), (5, 34354936), (7, 24539240), (8, 21471835), (10, 17177468), (11, 15615880), (14, 12269620), (20, 8588734), (22, 7807940), (28, 6134810), (35, 4907848), (40, 4294367), (43, 3994760), (44, 3903970), (55, 3123176), (56, 3067405), (70, 2453924), (77, 2230840), (86, 1997380), (88, 1951985), (110, 1561588), (140, 1226962), (154, 1115420), (172, 998690), (215, 798952), (220, 780794), (280, 613481), (301, 570680), (308, 557710), (344, 499345), (385, 446168), (430, 399476), (440, 390397), (473, 363160), (602, 285340), (616, 278855), (770, 223084), (860, 199738), (946, 181580), (1204, 142670), (1297, 132440), (1505, 114136), (1540, 111542), (1720, 99869), (1892, 90790), (2365, 72632), (2408, 71335), (2594, 66220), (3010, 57068), (3080, 55771), (3311, 51880), (3784, 45395), (4730, 36316), (5188, 33110), (6020, 28534), (6485, 26488), (6622, 25940), (9079, 18920), (9460, 18158), (10376, 16555), (12040, 14267), (12970, 13244)]