242534475

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 453345984

約数和(自身を除く): 210811509

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 61, 75, 123, 183, 205, 225, 305, 369, 431, 549, 615, 915, 1025, 1293, 1525, 1845, 2155, 2501, 2745, 3075, 3879, 4575, 6465, 7503, 9225, 10775, 12505, 13725, 17671, 19395, 22509, 26291, 32325, 37515, 53013, 62525, 78873, 88355, 96975, 112545, 131455, 159039, 187575, 236619, 265065, 394365, 441775, 562725, 657275, 795195, 1077931, 1183095, 1325325, 1971825, 3233793, 3975975, 5389655, 5915475, 9701379, 16168965, 26948275, 48506895, 80844825, 242534475]

約数ペア:

[(1, 242534475), (3, 80844825), (5, 48506895), (9, 26948275), (15, 16168965), (25, 9701379), (41, 5915475), (45, 5389655), (61, 3975975), (75, 3233793), (123, 1971825), (183, 1325325), (205, 1183095), (225, 1077931), (305, 795195), (369, 657275), (431, 562725), (549, 441775), (615, 394365), (915, 265065), (1025, 236619), (1293, 187575), (1525, 159039), (1845, 131455), (2155, 112545), (2501, 96975), (2745, 88355), (3075, 78873), (3879, 62525), (4575, 53013), (6465, 37515), (7503, 32325), (9225, 26291), (10775, 22509), (12505, 19395), (13725, 17671)]