81568320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{84967}}^1$

素因数の和:84987

約数の個数: 56

約数和(自身を含む): 258982464

約数和(自身を除く): 177414144

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, 160, 192, 240, 320, 480, 960, 84967, 169934, 254901, 339868, 424835, 509802, 679736, 849670, 1019604, 1274505, 1359472, 1699340, 2039208, 2549010, 2718944, 3398680, 4078416, 5098020, 5437888, 6797360, 8156832, 10196040, 13594720, 16313664, 20392080, 27189440, 40784160, 81568320]

約数ペア:

[(1, 81568320), (2, 40784160), (3, 27189440), (4, 20392080), (5, 16313664), (6, 13594720), (8, 10196040), (10, 8156832), (12, 6797360), (15, 5437888), (16, 5098020), (20, 4078416), (24, 3398680), (30, 2718944), (32, 2549010), (40, 2039208), (48, 1699340), (60, 1359472), (64, 1274505), (80, 1019604), (96, 849670), (120, 679736), (160, 509802), (192, 424835), (240, 339868), (320, 254901), (480, 169934), (960, 84967)]