164617680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{685907}}^1$

素因数の和:685923

約数の個数: 40

約数和(自身を含む): 510315552

約数和(自身を除く): 345697872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 685907, 1371814, 2057721, 2743628, 3429535, 4115442, 5487256, 6859070, 8230884, 10288605, 10974512, 13718140, 16461768, 20577210, 27436280, 32923536, 41154420, 54872560, 82308840, 164617680]

約数ペア:

[(1, 164617680), (2, 82308840), (3, 54872560), (4, 41154420), (5, 32923536), (6, 27436280), (8, 20577210), (10, 16461768), (12, 13718140), (15, 10974512), (16, 10288605), (20, 8230884), (24, 6859070), (30, 5487256), (40, 4115442), (48, 3429535), (60, 2743628), (80, 2057721), (120, 1371814), (240, 685907)]