131281110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{8059}}^1$

素因数の和:8253

約数の個数: 48

約数和(自身を含む): 343259280

約数和(自身を除く): 211978170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 181, 362, 543, 905, 1086, 1629, 1810, 2715, 3258, 5430, 8059, 8145, 16118, 16290, 24177, 40295, 48354, 72531, 80590, 120885, 145062, 241770, 362655, 725310, 1458679, 2917358, 4376037, 7293395, 8752074, 13128111, 14586790, 21880185, 26256222, 43760370, 65640555, 131281110]

約数ペア:

[(1, 131281110), (2, 65640555), (3, 43760370), (5, 26256222), (6, 21880185), (9, 14586790), (10, 13128111), (15, 8752074), (18, 7293395), (30, 4376037), (45, 2917358), (90, 1458679), (181, 725310), (362, 362655), (543, 241770), (905, 145062), (1086, 120885), (1629, 80590), (1810, 72531), (2715, 48354), (3258, 40295), (5430, 24177), (8059, 16290), (8145, 16118)]