204900920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{1567}}^1$

素因数の和:2052

約数の個数: 64

約数和(自身を含む): 528353280

約数和(自身を除く): 323452360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 467, 934, 1567, 1868, 2335, 3134, 3269, 3736, 4670, 6268, 6538, 7835, 9340, 10969, 12536, 13076, 15670, 16345, 18680, 21938, 26152, 31340, 32690, 43876, 54845, 62680, 65380, 87752, 109690, 130760, 219380, 438760, 731789, 1463578, 2927156, 3658945, 5122523, 5854312, 7317890, 10245046, 14635780, 20490092, 25612615, 29271560, 40980184, 51225230, 102450460, 204900920]

約数ペア:

[(1, 204900920), (2, 102450460), (4, 51225230), (5, 40980184), (7, 29271560), (8, 25612615), (10, 20490092), (14, 14635780), (20, 10245046), (28, 7317890), (35, 5854312), (40, 5122523), (56, 3658945), (70, 2927156), (140, 1463578), (280, 731789), (467, 438760), (934, 219380), (1567, 130760), (1868, 109690), (2335, 87752), (3134, 65380), (3269, 62680), (3736, 54845), (4670, 43876), (6268, 32690), (6538, 31340), (7835, 26152), (9340, 21938), (10969, 18680), (12536, 16345), (13076, 15670)]