747983520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{519433}}^1$

素因数の和:519454

約数の個数: 72

約数和(自身を含む): 2552498676

約数和(自身を除く): 1804515156

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 519433, 1038866, 1558299, 2077732, 2597165, 3116598, 4155464, 4674897, 5194330, 6233196, 7791495, 8310928, 9349794, 10388660, 12466392, 15582990, 16621856, 18699588, 20777320, 23374485, 24932784, 31165980, 37399176, 41554640, 46748970, 49865568, 62331960, 74798352, 83109280, 93497940, 124663920, 149596704, 186995880, 249327840, 373991760, 747983520]

約数ペア:

[(1, 747983520), (2, 373991760), (3, 249327840), (4, 186995880), (5, 149596704), (6, 124663920), (8, 93497940), (9, 83109280), (10, 74798352), (12, 62331960), (15, 49865568), (16, 46748970), (18, 41554640), (20, 37399176), (24, 31165980), (30, 24932784), (32, 23374485), (36, 20777320), (40, 18699588), (45, 16621856), (48, 15582990), (60, 12466392), (72, 10388660), (80, 9349794), (90, 8310928), (96, 7791495), (120, 6233196), (144, 5194330), (160, 4674897), (180, 4155464), (240, 3116598), (288, 2597165), (360, 2077732), (480, 1558299), (720, 1038866), (1440, 519433)]