345450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{47}}^1$

素因数の和:76

約数の個数: 72

約数和(自身を含む): 1017792

約数和(自身を除く): 672342

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 47, 49, 50, 70, 75, 94, 98, 105, 141, 147, 150, 175, 210, 235, 245, 282, 294, 329, 350, 470, 490, 525, 658, 705, 735, 987, 1050, 1175, 1225, 1410, 1470, 1645, 1974, 2303, 2350, 2450, 3290, 3525, 3675, 4606, 4935, 6909, 7050, 7350, 8225, 9870, 11515, 13818, 16450, 23030, 24675, 34545, 49350, 57575, 69090, 115150, 172725, 345450]

約数ペア:

[(1, 345450), (2, 172725), (3, 115150), (5, 69090), (6, 57575), (7, 49350), (10, 34545), (14, 24675), (15, 23030), (21, 16450), (25, 13818), (30, 11515), (35, 9870), (42, 8225), (47, 7350), (49, 7050), (50, 6909), (70, 4935), (75, 4606), (94, 3675), (98, 3525), (105, 3290), (141, 2450), (147, 2350), (150, 2303), (175, 1974), (210, 1645), (235, 1470), (245, 1410), (282, 1225), (294, 1175), (329, 1050), (350, 987), (470, 735), (490, 705), (525, 658)]