219039075

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 409067568

約数和(自身を除く): 190028493

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 83, 111, 185, 225, 249, 317, 333, 415, 555, 747, 925, 951, 1245, 1585, 1665, 2075, 2775, 2853, 3071, 3735, 4755, 6225, 7925, 8325, 9213, 11729, 14265, 15355, 18675, 23775, 26311, 27639, 35187, 46065, 58645, 71325, 76775, 78933, 105561, 131555, 138195, 175935, 230325, 236799, 293225, 394665, 527805, 657775, 690975, 879675, 973507, 1183995, 1973325, 2639025, 2920521, 4867535, 5919975, 8761563, 14602605, 24337675, 43807815, 73013025, 219039075]

約数ペア:

[(1, 219039075), (3, 73013025), (5, 43807815), (9, 24337675), (15, 14602605), (25, 8761563), (37, 5919975), (45, 4867535), (75, 2920521), (83, 2639025), (111, 1973325), (185, 1183995), (225, 973507), (249, 879675), (317, 690975), (333, 657775), (415, 527805), (555, 394665), (747, 293225), (925, 236799), (951, 230325), (1245, 175935), (1585, 138195), (1665, 131555), (2075, 105561), (2775, 78933), (2853, 76775), (3071, 71325), (3735, 58645), (4755, 46065), (6225, 35187), (7925, 27639), (8325, 26311), (9213, 23775), (11729, 18675), (14265, 15355)]