210656640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109717}}^1$

素因数の和:109739

約数の個数: 64

約数和(自身を含む): 671474160

約数和(自身を除く): 460817520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 109717, 219434, 329151, 438868, 548585, 658302, 877736, 1097170, 1316604, 1645755, 1755472, 2194340, 2633208, 3291510, 3510944, 4388680, 5266416, 6583020, 7021888, 8777360, 10532832, 13166040, 14043776, 17554720, 21065664, 26332080, 35109440, 42131328, 52664160, 70218880, 105328320, 210656640]

約数ペア:

[(1, 210656640), (2, 105328320), (3, 70218880), (4, 52664160), (5, 42131328), (6, 35109440), (8, 26332080), (10, 21065664), (12, 17554720), (15, 14043776), (16, 13166040), (20, 10532832), (24, 8777360), (30, 7021888), (32, 6583020), (40, 5266416), (48, 4388680), (60, 3510944), (64, 3291510), (80, 2633208), (96, 2194340), (120, 1755472), (128, 1645755), (160, 1316604), (192, 1097170), (240, 877736), (320, 658302), (384, 548585), (480, 438868), (640, 329151), (960, 219434), (1920, 109717)]