80722560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{42043}}^1$

素因数の和:42065

約数の個数: 64

約数和(自身を含む): 257309280

約数和(自身を除く): 176586720

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, 42043, 84086, 126129, 168172, 210215, 252258, 336344, 420430, 504516, 630645, 672688, 840860, 1009032, 1261290, 1345376, 1681720, 2018064, 2522580, 2690752, 3363440, 4036128, 5045160, 5381504, 6726880, 8072256, 10090320, 13453760, 16144512, 20180640, 26907520, 40361280, 80722560]

約数ペア:

[(1, 80722560), (2, 40361280), (3, 26907520), (4, 20180640), (5, 16144512), (6, 13453760), (8, 10090320), (10, 8072256), (12, 6726880), (15, 5381504), (16, 5045160), (20, 4036128), (24, 3363440), (30, 2690752), (32, 2522580), (40, 2018064), (48, 1681720), (60, 1345376), (64, 1261290), (80, 1009032), (96, 840860), (120, 672688), (128, 630645), (160, 504516), (192, 420430), (240, 336344), (320, 252258), (384, 210215), (480, 168172), (640, 126129), (960, 84086), (1920, 42043)]