142152675

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 279553536

約数和(自身を除く): 137400861

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 105, 141, 147, 175, 235, 245, 329, 525, 705, 735, 823, 987, 1175, 1225, 1645, 2303, 2469, 3525, 3675, 4115, 4935, 5761, 6909, 8225, 11515, 12345, 17283, 20575, 24675, 28805, 34545, 38681, 40327, 57575, 61725, 86415, 116043, 120981, 144025, 172725, 193405, 201635, 270767, 432075, 580215, 604905, 812301, 967025, 1008175, 1353835, 1895369, 2901075, 3024525, 4061505, 5686107, 6769175, 9476845, 20307525, 28430535, 47384225, 142152675]

約数ペア:

[(1, 142152675), (3, 47384225), (5, 28430535), (7, 20307525), (15, 9476845), (21, 6769175), (25, 5686107), (35, 4061505), (47, 3024525), (49, 2901075), (75, 1895369), (105, 1353835), (141, 1008175), (147, 967025), (175, 812301), (235, 604905), (245, 580215), (329, 432075), (525, 270767), (705, 201635), (735, 193405), (823, 172725), (987, 144025), (1175, 120981), (1225, 116043), (1645, 86415), (2303, 61725), (2469, 57575), (3525, 40327), (3675, 38681), (4115, 34545), (4935, 28805), (5761, 24675), (6909, 20575), (8225, 17283), (11515, 12345)]