30226875

素因数分解:

$3^1\times 5^4\times 7^3\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 80

約数和(自身を含む): 59980800

約数和(自身を除く): 29753925

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 105, 125, 141, 147, 175, 235, 245, 329, 343, 375, 525, 625, 705, 735, 875, 987, 1029, 1175, 1225, 1645, 1715, 1875, 2303, 2625, 3525, 3675, 4375, 4935, 5145, 5875, 6125, 6909, 8225, 8575, 11515, 13125, 16121, 17625, 18375, 24675, 25725, 29375, 30625, 34545, 41125, 42875, 48363, 57575, 80605, 88125, 91875, 123375, 128625, 172725, 205625, 214375, 241815, 287875, 403025, 616875, 643125, 863625, 1209075, 1439375, 2015125, 4318125, 6045375, 10075625, 30226875]

約数ペア:

[(1, 30226875), (3, 10075625), (5, 6045375), (7, 4318125), (15, 2015125), (21, 1439375), (25, 1209075), (35, 863625), (47, 643125), (49, 616875), (75, 403025), (105, 287875), (125, 241815), (141, 214375), (147, 205625), (175, 172725), (235, 128625), (245, 123375), (329, 91875), (343, 88125), (375, 80605), (525, 57575), (625, 48363), (705, 42875), (735, 41125), (875, 34545), (987, 30625), (1029, 29375), (1175, 25725), (1225, 24675), (1645, 18375), (1715, 17625), (1875, 16121), (2303, 13125), (2625, 11515), (3525, 8575), (3675, 8225), (4375, 6909), (4935, 6125), (5145, 5875)]