81941280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{170711}}^1$

素因数の和:170729

約数の個数: 48

約数和(自身を含む): 258116544

約数和(自身を除く): 176175264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 170711, 341422, 512133, 682844, 853555, 1024266, 1365688, 1707110, 2048532, 2560665, 2731376, 3414220, 4097064, 5121330, 5462752, 6828440, 8194128, 10242660, 13656880, 16388256, 20485320, 27313760, 40970640, 81941280]

約数ペア:

[(1, 81941280), (2, 40970640), (3, 27313760), (4, 20485320), (5, 16388256), (6, 13656880), (8, 10242660), (10, 8194128), (12, 6828440), (15, 5462752), (16, 5121330), (20, 4097064), (24, 3414220), (30, 2731376), (32, 2560665), (40, 2048532), (48, 1707110), (60, 1365688), (80, 1024266), (96, 853555), (120, 682844), (160, 512133), (240, 341422), (480, 170711)]