220919664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{657499}}^1$

素因数の和:657517

約数の個数: 40

約数和(自身を含む): 652240000

約数和(自身を除く): 431320336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 657499, 1314998, 1972497, 2629996, 3944994, 4602493, 5259992, 7889988, 9204986, 10519984, 13807479, 15779976, 18409972, 27614958, 31559952, 36819944, 55229916, 73639888, 110459832, 220919664]

約数ペア:

[(1, 220919664), (2, 110459832), (3, 73639888), (4, 55229916), (6, 36819944), (7, 31559952), (8, 27614958), (12, 18409972), (14, 15779976), (16, 13807479), (21, 10519984), (24, 9204986), (28, 7889988), (42, 5259992), (48, 4602493), (56, 3944994), (84, 2629996), (112, 1972497), (168, 1314998), (336, 657499)]