257105772

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:793

約数の個数: 192

約数和(自身を含む): 851558400

約数和(自身を除く): 594452628

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 43, 44, 54, 63, 66, 77, 84, 86, 99, 108, 126, 129, 132, 154, 172, 189, 198, 231, 252, 258, 297, 301, 308, 378, 387, 396, 462, 473, 516, 594, 602, 693, 719, 756, 774, 903, 924, 946, 1161, 1188, 1204, 1386, 1419, 1438, 1548, 1806, 1892, 2079, 2157, 2322, 2709, 2772, 2838, 2876, 3311, 3612, 4158, 4257, 4314, 4644, 5033, 5418, 5676, 6471, 6622, 7909, 8127, 8316, 8514, 8628, 9933, 10066, 10836, 12771, 12942, 13244, 15099, 15818, 16254, 17028, 19413, 19866, 20132, 23727, 25542, 25884, 29799, 30198, 30917, 31636, 32508, 38826, 39732, 45297, 47454, 51084, 55363, 59598, 60396, 61834, 71181, 77652, 89397, 90594, 92751, 94908, 110726, 119196, 123668, 135891, 142362, 166089, 178794, 181188, 185502, 213543, 216419, 221452, 271782, 278253, 284724, 332178, 340087, 357588, 371004, 427086, 432838, 498267, 543564, 556506, 649257, 664356, 680174, 834759, 854172, 865676, 996534, 1020261, 1113012, 1298514, 1360348, 1494801, 1669518, 1947771, 1993068, 2040522, 2380609, 2597028, 2989602, 3060783, 3339036, 3895542, 4081044, 4761218, 5843313, 5979204, 6121566, 7141827, 7791084, 9182349, 9522436, 11686626, 12243132, 14283654, 18364698, 21425481, 23373252, 28567308, 36729396, 42850962, 64276443, 85701924, 128552886, 257105772]

約数ペア:

[(1, 257105772), (2, 128552886), (3, 85701924), (4, 64276443), (6, 42850962), (7, 36729396), (9, 28567308), (11, 23373252), (12, 21425481), (14, 18364698), (18, 14283654), (21, 12243132), (22, 11686626), (27, 9522436), (28, 9182349), (33, 7791084), (36, 7141827), (42, 6121566), (43, 5979204), (44, 5843313), (54, 4761218), (63, 4081044), (66, 3895542), (77, 3339036), (84, 3060783), (86, 2989602), (99, 2597028), (108, 2380609), (126, 2040522), (129, 1993068), (132, 1947771), (154, 1669518), (172, 1494801), (189, 1360348), (198, 1298514), (231, 1113012), (252, 1020261), (258, 996534), (297, 865676), (301, 854172), (308, 834759), (378, 680174), (387, 664356), (396, 649257), (462, 556506), (473, 543564), (516, 498267), (594, 432838), (602, 427086), (693, 371004), (719, 357588), (756, 340087), (774, 332178), (903, 284724), (924, 278253), (946, 271782), (1161, 221452), (1188, 216419), (1204, 213543), (1386, 185502), (1419, 181188), (1438, 178794), (1548, 166089), (1806, 142362), (1892, 135891), (2079, 123668), (2157, 119196), (2322, 110726), (2709, 94908), (2772, 92751), (2838, 90594), (2876, 89397), (3311, 77652), (3612, 71181), (4158, 61834), (4257, 60396), (4314, 59598), (4644, 55363), (5033, 51084), (5418, 47454), (5676, 45297), (6471, 39732), (6622, 38826), (7909, 32508), (8127, 31636), (8316, 30917), (8514, 30198), (8628, 29799), (9933, 25884), (10066, 25542), (10836, 23727), (12771, 20132), (12942, 19866), (13244, 19413), (15099, 17028), (15818, 16254)]