18662389920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12959993}}^1$

素因数の和:12960014

約数の個数: 72

約数和(自身を含む): 63685410516

約数和(自身を除く): 45023020596

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, 12959993, 25919986, 38879979, 51839972, 64799965, 77759958, 103679944, 116639937, 129599930, 155519916, 194399895, 207359888, 233279874, 259199860, 311039832, 388799790, 414719776, 466559748, 518399720, 583199685, 622079664, 777599580, 933119496, 1036799440, 1166399370, 1244159328, 1555199160, 1866238992, 2073598880, 2332798740, 3110398320, 3732477984, 4665597480, 6220796640, 9331194960, 18662389920]

約数ペア:

[(1, 18662389920), (2, 9331194960), (3, 6220796640), (4, 4665597480), (5, 3732477984), (6, 3110398320), (8, 2332798740), (9, 2073598880), (10, 1866238992), (12, 1555199160), (15, 1244159328), (16, 1166399370), (18, 1036799440), (20, 933119496), (24, 777599580), (30, 622079664), (32, 583199685), (36, 518399720), (40, 466559748), (45, 414719776), (48, 388799790), (60, 311039832), (72, 259199860), (80, 233279874), (90, 207359888), (96, 194399895), (120, 155519916), (144, 129599930), (160, 116639937), (180, 103679944), (240, 77759958), (288, 64799965), (360, 51839972), (480, 38879979), (720, 25919986), (1440, 12959993)]