2665691820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1346309}}^1$

素因数の和:1346335

約数の個数: 72

約数和(自身を含む): 8821023120

約数和(自身を除く): 6155331300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 1346309, 2692618, 4038927, 5385236, 6731545, 8077854, 12116781, 13463090, 14809399, 16155708, 20194635, 24233562, 26926180, 29618798, 40389270, 44428197, 48467124, 59237596, 60583905, 74046995, 80778540, 88856394, 121167810, 133284591, 148093990, 177712788, 222140985, 242335620, 266569182, 296187980, 444281970, 533138364, 666422955, 888563940, 1332845910, 2665691820]

約数ペア:

[(1, 2665691820), (2, 1332845910), (3, 888563940), (4, 666422955), (5, 533138364), (6, 444281970), (9, 296187980), (10, 266569182), (11, 242335620), (12, 222140985), (15, 177712788), (18, 148093990), (20, 133284591), (22, 121167810), (30, 88856394), (33, 80778540), (36, 74046995), (44, 60583905), (45, 59237596), (55, 48467124), (60, 44428197), (66, 40389270), (90, 29618798), (99, 26926180), (110, 24233562), (132, 20194635), (165, 16155708), (180, 14809399), (198, 13463090), (220, 12116781), (330, 8077854), (396, 6731545), (495, 5385236), (660, 4038927), (990, 2692618), (1980, 1346309)]