237915520

素因数分解:

$2^7\times 5^1\times {\mathrm{421}}^1\times {\mathrm{883}}^1$

素因数の和:1323

約数の個数: 64

約数和(自身を含む): 570763440

約数和(自身を除く): 332847920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 421, 640, 842, 883, 1684, 1766, 2105, 3368, 3532, 4210, 4415, 6736, 7064, 8420, 8830, 13472, 14128, 16840, 17660, 26944, 28256, 33680, 35320, 53888, 56512, 67360, 70640, 113024, 134720, 141280, 269440, 282560, 371743, 565120, 743486, 1486972, 1858715, 2973944, 3717430, 5947888, 7434860, 11895776, 14869720, 23791552, 29739440, 47583104, 59478880, 118957760, 237915520]

約数ペア:

[(1, 237915520), (2, 118957760), (4, 59478880), (5, 47583104), (8, 29739440), (10, 23791552), (16, 14869720), (20, 11895776), (32, 7434860), (40, 5947888), (64, 3717430), (80, 2973944), (128, 1858715), (160, 1486972), (320, 743486), (421, 565120), (640, 371743), (842, 282560), (883, 269440), (1684, 141280), (1766, 134720), (2105, 113024), (3368, 70640), (3532, 67360), (4210, 56512), (4415, 53888), (6736, 35320), (7064, 33680), (8420, 28256), (8830, 26944), (13472, 17660), (14128, 16840)]