278323217430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{18894991}}^1$

素因数の和:18895492

約数の個数: 32

約数和(自身を含む): 669336196608

約数和(自身を除く): 391012979178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 491, 982, 1473, 2455, 2946, 4910, 7365, 14730, 18894991, 37789982, 56684973, 94474955, 113369946, 188949910, 283424865, 566849730, 9277440581, 18554881162, 27832321743, 46387202905, 55664643486, 92774405810, 139161608715, 278323217430]

約数ペア:

[(1, 278323217430), (2, 139161608715), (3, 92774405810), (5, 55664643486), (6, 46387202905), (10, 27832321743), (15, 18554881162), (30, 9277440581), (491, 566849730), (982, 283424865), (1473, 188949910), (2455, 113369946), (2946, 94474955), (4910, 56684973), (7365, 37789982), (14730, 18894991)]