4380075

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{103}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 9388288

約数和(自身を除く): 5008213

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 103, 105, 135, 175, 189, 225, 243, 309, 315, 405, 515, 525, 567, 675, 721, 927, 945, 1215, 1545, 1575, 1701, 2025, 2163, 2575, 2781, 2835, 3605, 4635, 4725, 6075, 6489, 7725, 8343, 8505, 10815, 13905, 14175, 18025, 19467, 23175, 25029, 32445, 41715, 42525, 54075, 58401, 69525, 97335, 125145, 162225, 175203, 208575, 292005, 486675, 625725, 876015, 1460025, 4380075]

約数ペア:

[(1, 4380075), (3, 1460025), (5, 876015), (7, 625725), (9, 486675), (15, 292005), (21, 208575), (25, 175203), (27, 162225), (35, 125145), (45, 97335), (63, 69525), (75, 58401), (81, 54075), (103, 42525), (105, 41715), (135, 32445), (175, 25029), (189, 23175), (225, 19467), (243, 18025), (309, 14175), (315, 13905), (405, 10815), (515, 8505), (525, 8343), (567, 7725), (675, 6489), (721, 6075), (927, 4725), (945, 4635), (1215, 3605), (1545, 2835), (1575, 2781), (1701, 2575), (2025, 2163)]