31913040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{132971}}^1$

素因数の和:132987

約数の個数: 40

約数和(自身を含む): 98931168

約数和(自身を除く): 67018128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 132971, 265942, 398913, 531884, 664855, 797826, 1063768, 1329710, 1595652, 1994565, 2127536, 2659420, 3191304, 3989130, 5318840, 6382608, 7978260, 10637680, 15956520, 31913040]

約数ペア:

[(1, 31913040), (2, 15956520), (3, 10637680), (4, 7978260), (5, 6382608), (6, 5318840), (8, 3989130), (10, 3191304), (12, 2659420), (15, 2127536), (16, 1994565), (20, 1595652), (24, 1329710), (30, 1063768), (40, 797826), (48, 664855), (60, 531884), (80, 398913), (120, 265942), (240, 132971)]