80872920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{811}}^1$

素因数の和:1105

約数の個数: 96

約数和(自身を含む): 264111120

約数和(自身を除く): 183238200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 277, 360, 554, 811, 831, 1108, 1385, 1622, 1662, 2216, 2433, 2493, 2770, 3244, 3324, 4055, 4155, 4866, 4986, 5540, 6488, 6648, 7299, 8110, 8310, 9732, 9972, 11080, 12165, 12465, 14598, 16220, 16620, 19464, 19944, 24330, 24930, 29196, 32440, 33240, 36495, 48660, 49860, 58392, 72990, 97320, 99720, 145980, 224647, 291960, 449294, 673941, 898588, 1123235, 1347882, 1797176, 2021823, 2246470, 2695764, 3369705, 4043646, 4492940, 5391528, 6739410, 8087292, 8985880, 10109115, 13478820, 16174584, 20218230, 26957640, 40436460, 80872920]

約数ペア:

[(1, 80872920), (2, 40436460), (3, 26957640), (4, 20218230), (5, 16174584), (6, 13478820), (8, 10109115), (9, 8985880), (10, 8087292), (12, 6739410), (15, 5391528), (18, 4492940), (20, 4043646), (24, 3369705), (30, 2695764), (36, 2246470), (40, 2021823), (45, 1797176), (60, 1347882), (72, 1123235), (90, 898588), (120, 673941), (180, 449294), (277, 291960), (360, 224647), (554, 145980), (811, 99720), (831, 97320), (1108, 72990), (1385, 58392), (1622, 49860), (1662, 48660), (2216, 36495), (2433, 33240), (2493, 32440), (2770, 29196), (3244, 24930), (3324, 24330), (4055, 19944), (4155, 19464), (4866, 16620), (4986, 16220), (5540, 14598), (6488, 12465), (6648, 12165), (7299, 11080), (8110, 9972), (8310, 9732)]