678229920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{470993}}^1$

素因数の和:471014

約数の個数: 72

約数和(自身を含む): 2314464516

約数和(自身を除く): 1636234596

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, 470993, 941986, 1412979, 1883972, 2354965, 2825958, 3767944, 4238937, 4709930, 5651916, 7064895, 7535888, 8477874, 9419860, 11303832, 14129790, 15071776, 16955748, 18839720, 21194685, 22607664, 28259580, 33911496, 37679440, 42389370, 45215328, 56519160, 67822992, 75358880, 84778740, 113038320, 135645984, 169557480, 226076640, 339114960, 678229920]

約数ペア:

[(1, 678229920), (2, 339114960), (3, 226076640), (4, 169557480), (5, 135645984), (6, 113038320), (8, 84778740), (9, 75358880), (10, 67822992), (12, 56519160), (15, 45215328), (16, 42389370), (18, 37679440), (20, 33911496), (24, 28259580), (30, 22607664), (32, 21194685), (36, 18839720), (40, 16955748), (45, 15071776), (48, 14129790), (60, 11303832), (72, 9419860), (80, 8477874), (90, 7535888), (96, 7064895), (120, 5651916), (144, 4709930), (160, 4238937), (180, 3767944), (240, 2825958), (288, 2354965), (360, 1883972), (480, 1412979), (720, 941986), (1440, 470993)]