79899720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{821}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 240287040

約数和(自身を除く): 160387320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 811, 821, 1622, 1642, 2433, 2463, 3244, 3284, 4055, 4105, 4866, 4926, 6488, 6568, 8110, 8210, 9732, 9852, 12165, 12315, 16220, 16420, 19464, 19704, 24330, 24630, 32440, 32840, 48660, 49260, 97320, 98520, 665831, 1331662, 1997493, 2663324, 3329155, 3994986, 5326648, 6658310, 7989972, 9987465, 13316620, 15979944, 19974930, 26633240, 39949860, 79899720]

約数ペア:

[(1, 79899720), (2, 39949860), (3, 26633240), (4, 19974930), (5, 15979944), (6, 13316620), (8, 9987465), (10, 7989972), (12, 6658310), (15, 5326648), (20, 3994986), (24, 3329155), (30, 2663324), (40, 1997493), (60, 1331662), (120, 665831), (811, 98520), (821, 97320), (1622, 49260), (1642, 48660), (2433, 32840), (2463, 32440), (3244, 24630), (3284, 24330), (4055, 19704), (4105, 19464), (4866, 16420), (4926, 16220), (6488, 12315), (6568, 12165), (8110, 9852), (8210, 9732)]