30971175.000000000

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{13463}}^1$

素因数の和:13745

約数の個数: 40

約数和(自身を含む): 676162080

約数和(自身を除く): 386438320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 10760, 13463, 21520, 26926, 53852, 67315, 107704, 134630, 215408, 269260, 538520, 1077040, 3621547, 7243094, 14486188, 18107735, 28972376, 36215470, 57944752, 72430940, 144861880, 289723760]

約数ペア:

[(1, 289723760), (2, 144861880), (4, 72430940), (5, 57944752), (8, 36215470), (10, 28972376), (16, 18107735), (20, 14486188), (40, 7243094), (80, 3621547), (269, 1077040), (538, 538520), (1076, 269260), (1345, 215408), (2152, 134630), (2690, 107704), (4304, 67315), (5380, 53852), (10760, 26926), (13463, 21520)]