245719782

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:335

約数の個数: 144

約数和(自身を含む): 681198336

約数和(自身を除く): 435478554

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 71, 77, 99, 121, 126, 142, 154, 198, 213, 227, 231, 242, 363, 426, 454, 462, 497, 639, 681, 693, 726, 781, 847, 994, 1089, 1278, 1362, 1386, 1491, 1562, 1589, 1694, 2043, 2178, 2343, 2497, 2541, 2982, 3178, 4086, 4473, 4686, 4767, 4994, 5082, 5467, 7029, 7491, 7623, 8591, 8946, 9534, 10934, 14058, 14301, 14982, 15246, 16117, 16401, 17182, 17479, 22473, 25773, 27467, 28602, 32234, 32802, 34958, 44946, 48351, 49203, 51546, 52437, 54934, 60137, 77319, 82401, 96702, 98406, 104874, 112819, 120274, 145053, 154638, 157311, 164802, 177287, 180411, 192269, 225638, 247203, 290106, 314622, 338457, 354574, 360822, 384538, 494406, 531861, 541233, 576807, 676914, 1015371, 1063722, 1082466, 1153614, 1241009, 1595583, 1730421, 1950157, 2030742, 2482018, 3191166, 3460842, 3723027, 3900314, 5850471, 7446054, 11169081, 11700942, 13651099, 17551413, 22338162, 27302198, 35102826, 40953297, 81906594, 122859891, 245719782]

約数ペア:

[(1, 245719782), (2, 122859891), (3, 81906594), (6, 40953297), (7, 35102826), (9, 27302198), (11, 22338162), (14, 17551413), (18, 13651099), (21, 11700942), (22, 11169081), (33, 7446054), (42, 5850471), (63, 3900314), (66, 3723027), (71, 3460842), (77, 3191166), (99, 2482018), (121, 2030742), (126, 1950157), (142, 1730421), (154, 1595583), (198, 1241009), (213, 1153614), (227, 1082466), (231, 1063722), (242, 1015371), (363, 676914), (426, 576807), (454, 541233), (462, 531861), (497, 494406), (639, 384538), (681, 360822), (693, 354574), (726, 338457), (781, 314622), (847, 290106), (994, 247203), (1089, 225638), (1278, 192269), (1362, 180411), (1386, 177287), (1491, 164802), (1562, 157311), (1589, 154638), (1694, 145053), (2043, 120274), (2178, 112819), (2343, 104874), (2497, 98406), (2541, 96702), (2982, 82401), (3178, 77319), (4086, 60137), (4473, 54934), (4686, 52437), (4767, 51546), (4994, 49203), (5082, 48351), (5467, 44946), (7029, 34958), (7491, 32802), (7623, 32234), (8591, 28602), (8946, 27467), (9534, 25773), (10934, 22473), (14058, 17479), (14301, 17182), (14982, 16401), (15246, 16117)]