219624975

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 412317360

約数和(自身を除く): 192692385

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 97, 145, 225, 261, 291, 347, 435, 485, 725, 873, 1041, 1305, 1455, 1735, 2175, 2425, 2813, 3123, 4365, 5205, 6525, 7275, 8439, 8675, 10063, 14065, 15615, 21825, 25317, 26025, 30189, 33659, 42195, 50315, 70325, 78075, 90567, 100977, 126585, 150945, 168295, 210975, 251575, 302931, 452835, 504885, 632925, 754725, 841475, 976111, 1514655, 2264175, 2524425, 2928333, 4880555, 7573275, 8784999, 14641665, 24402775, 43924995, 73208325, 219624975]

約数ペア:

[(1, 219624975), (3, 73208325), (5, 43924995), (9, 24402775), (15, 14641665), (25, 8784999), (29, 7573275), (45, 4880555), (75, 2928333), (87, 2524425), (97, 2264175), (145, 1514655), (225, 976111), (261, 841475), (291, 754725), (347, 632925), (435, 504885), (485, 452835), (725, 302931), (873, 251575), (1041, 210975), (1305, 168295), (1455, 150945), (1735, 126585), (2175, 100977), (2425, 90567), (2813, 78075), (3123, 70325), (4365, 50315), (5205, 42195), (6525, 33659), (7275, 30189), (8439, 26025), (8675, 25317), (10063, 21825), (14065, 15615)]