218175040

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11177}}^1$

素因数の和:11255

約数の個数: 56

約数和(自身を含む): 528093432

約数和(自身を除く): 309918392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 9760, 11177, 19520, 22354, 44708, 55885, 89416, 111770, 178832, 223540, 357664, 447080, 681797, 715328, 894160, 1363594, 1788320, 2727188, 3408985, 3576640, 5454376, 6817970, 10908752, 13635940, 21817504, 27271880, 43635008, 54543760, 109087520, 218175040]

約数ペア:

[(1, 218175040), (2, 109087520), (4, 54543760), (5, 43635008), (8, 27271880), (10, 21817504), (16, 13635940), (20, 10908752), (32, 6817970), (40, 5454376), (61, 3576640), (64, 3408985), (80, 2727188), (122, 1788320), (160, 1363594), (244, 894160), (305, 715328), (320, 681797), (488, 447080), (610, 357664), (976, 223540), (1220, 178832), (1952, 111770), (2440, 89416), (3904, 55885), (4880, 44708), (9760, 22354), (11177, 19520)]