421189920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{292493}}^1$

素因数の和:292514

約数の個数: 72

約数和(自身を含む): 1437315516

約数和(自身を除く): 1016125596

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, 292493, 584986, 877479, 1169972, 1462465, 1754958, 2339944, 2632437, 2924930, 3509916, 4387395, 4679888, 5264874, 5849860, 7019832, 8774790, 9359776, 10529748, 11699720, 13162185, 14039664, 17549580, 21059496, 23399440, 26324370, 28079328, 35099160, 42118992, 46798880, 52648740, 70198320, 84237984, 105297480, 140396640, 210594960, 421189920]

約数ペア:

[(1, 421189920), (2, 210594960), (3, 140396640), (4, 105297480), (5, 84237984), (6, 70198320), (8, 52648740), (9, 46798880), (10, 42118992), (12, 35099160), (15, 28079328), (16, 26324370), (18, 23399440), (20, 21059496), (24, 17549580), (30, 14039664), (32, 13162185), (36, 11699720), (40, 10529748), (45, 9359776), (48, 8774790), (60, 7019832), (72, 5849860), (80, 5264874), (90, 4679888), (96, 4387395), (120, 3509916), (144, 2924930), (160, 2632437), (180, 2339944), (240, 1754958), (288, 1462465), (360, 1169972), (480, 877479), (720, 584986), (1440, 292493)]