219026775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 423187200

約数和(自身を除く): 204160425

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 89, 95, 157, 165, 209, 267, 275, 285, 445, 471, 475, 627, 785, 825, 979, 1045, 1335, 1425, 1691, 1727, 2225, 2355, 2937, 2983, 3135, 3925, 4895, 5073, 5181, 5225, 6675, 8455, 8635, 8949, 11775, 13973, 14685, 14915, 15675, 18601, 24475, 25365, 25905, 32813, 41919, 42275, 43175, 44745, 55803, 69865, 73425, 74575, 93005, 98439, 126825, 129525, 153703, 164065, 209595, 223725, 265487, 279015, 349325, 461109, 465025, 492195, 768515, 796461, 820325, 1047975, 1327435, 1395075, 2305545, 2460975, 2920357, 3842575, 3982305, 6637175, 8761071, 11527725, 14601785, 19911525, 43805355, 73008925, 219026775]

約数ペア:

[(1, 219026775), (3, 73008925), (5, 43805355), (11, 19911525), (15, 14601785), (19, 11527725), (25, 8761071), (33, 6637175), (55, 3982305), (57, 3842575), (75, 2920357), (89, 2460975), (95, 2305545), (157, 1395075), (165, 1327435), (209, 1047975), (267, 820325), (275, 796461), (285, 768515), (445, 492195), (471, 465025), (475, 461109), (627, 349325), (785, 279015), (825, 265487), (979, 223725), (1045, 209595), (1335, 164065), (1425, 153703), (1691, 129525), (1727, 126825), (2225, 98439), (2355, 93005), (2937, 74575), (2983, 73425), (3135, 69865), (3925, 55803), (4895, 44745), (5073, 43175), (5181, 42275), (5225, 41919), (6675, 32813), (8455, 25905), (8635, 25365), (8949, 24475), (11775, 18601), (13973, 15675), (14685, 14915)]