90739890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23447}}^1$

素因数の和:23503

約数の個数: 48

約数和(自身を含む): 241420608

約数和(自身を除く): 150680718

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 23447, 46894, 70341, 117235, 140682, 211023, 234470, 351705, 422046, 703410, 1008221, 1055115, 2016442, 2110230, 3024663, 5041105, 6049326, 9073989, 10082210, 15123315, 18147978, 30246630, 45369945, 90739890]

約数ペア:

[(1, 90739890), (2, 45369945), (3, 30246630), (5, 18147978), (6, 15123315), (9, 10082210), (10, 9073989), (15, 6049326), (18, 5041105), (30, 3024663), (43, 2110230), (45, 2016442), (86, 1055115), (90, 1008221), (129, 703410), (215, 422046), (258, 351705), (387, 234470), (430, 211023), (645, 140682), (774, 117235), (1290, 70341), (1935, 46894), (3870, 23447)]