1981093320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{43331}}^1$

素因数の和:43475

約数の個数: 96

約数和(自身を含む): 6489400320

約数和(自身を除く): 4508307000

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, 127, 180, 254, 360, 381, 508, 635, 762, 1016, 1143, 1270, 1524, 1905, 2286, 2540, 3048, 3810, 4572, 5080, 5715, 7620, 9144, 11430, 15240, 22860, 43331, 45720, 86662, 129993, 173324, 216655, 259986, 346648, 389979, 433310, 519972, 649965, 779958, 866620, 1039944, 1299930, 1559916, 1733240, 1949895, 2599860, 3119832, 3899790, 5199720, 5503037, 7799580, 11006074, 15599160, 16509111, 22012148, 27515185, 33018222, 44024296, 49527333, 55030370, 66036444, 82545555, 99054666, 110060740, 132072888, 165091110, 198109332, 220121480, 247636665, 330182220, 396218664, 495273330, 660364440, 990546660, 1981093320]

約数ペア:

[(1, 1981093320), (2, 990546660), (3, 660364440), (4, 495273330), (5, 396218664), (6, 330182220), (8, 247636665), (9, 220121480), (10, 198109332), (12, 165091110), (15, 132072888), (18, 110060740), (20, 99054666), (24, 82545555), (30, 66036444), (36, 55030370), (40, 49527333), (45, 44024296), (60, 33018222), (72, 27515185), (90, 22012148), (120, 16509111), (127, 15599160), (180, 11006074), (254, 7799580), (360, 5503037), (381, 5199720), (508, 3899790), (635, 3119832), (762, 2599860), (1016, 1949895), (1143, 1733240), (1270, 1559916), (1524, 1299930), (1905, 1039944), (2286, 866620), (2540, 779958), (3048, 649965), (3810, 519972), (4572, 433310), (5080, 389979), (5715, 346648), (7620, 259986), (9144, 216655), (11430, 173324), (15240, 129993), (22860, 86662), (43331, 45720)]