138678030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1540867}}^1$

素因数の和:1540880

約数の個数: 24

約数和(自身を含む): 360563112

約数和(自身を除く): 221885082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1540867, 3081734, 4622601, 7704335, 9245202, 13867803, 15408670, 23113005, 27735606, 46226010, 69339015, 138678030]

約数ペア:

[(1, 138678030), (2, 69339015), (3, 46226010), (5, 27735606), (6, 23113005), (9, 15408670), (10, 13867803), (15, 9245202), (18, 7704335), (30, 4622601), (45, 3081734), (90, 1540867)]