431480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:108

約数の個数: 64

約数和(自身を含む): 1175040

約数和(自身を除く): 743560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 67, 70, 92, 115, 134, 140, 161, 184, 230, 268, 280, 322, 335, 460, 469, 536, 644, 670, 805, 920, 938, 1288, 1340, 1541, 1610, 1876, 2345, 2680, 3082, 3220, 3752, 4690, 6164, 6440, 7705, 9380, 10787, 12328, 15410, 18760, 21574, 30820, 43148, 53935, 61640, 86296, 107870, 215740, 431480]

約数ペア:

[(1, 431480), (2, 215740), (4, 107870), (5, 86296), (7, 61640), (8, 53935), (10, 43148), (14, 30820), (20, 21574), (23, 18760), (28, 15410), (35, 12328), (40, 10787), (46, 9380), (56, 7705), (67, 6440), (70, 6164), (92, 4690), (115, 3752), (134, 3220), (140, 3082), (161, 2680), (184, 2345), (230, 1876), (268, 1610), (280, 1541), (322, 1340), (335, 1288), (460, 938), (469, 920), (536, 805), (644, 670)]