64161420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2143}}^1$

素因数の和:2654

約数の個数: 48

約数和(自身を含む): 180096000

約数和(自身を除く): 115934580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1996, 2143, 2495, 2994, 4286, 4990, 5988, 6429, 7485, 8572, 9980, 10715, 12858, 14970, 21430, 25716, 29940, 32145, 42860, 64290, 128580, 1069357, 2138714, 3208071, 4277428, 5346785, 6416142, 10693570, 12832284, 16040355, 21387140, 32080710, 64161420]

約数ペア:

[(1, 64161420), (2, 32080710), (3, 21387140), (4, 16040355), (5, 12832284), (6, 10693570), (10, 6416142), (12, 5346785), (15, 4277428), (20, 3208071), (30, 2138714), (60, 1069357), (499, 128580), (998, 64290), (1497, 42860), (1996, 32145), (2143, 29940), (2495, 25716), (2994, 21430), (4286, 14970), (4990, 12858), (5988, 10715), (6429, 9980), (7485, 8572)]