180205380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7883}}^1$

素因数の和:8025

約数の個数: 72

約数和(自身を含む): 550996992

約数和(自身を除く): 370791612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 4572, 5715, 7620, 7883, 11430, 15766, 22860, 23649, 31532, 39415, 47298, 70947, 78830, 94596, 118245, 141894, 157660, 236490, 283788, 354735, 472980, 709470, 1001141, 1418940, 2002282, 3003423, 4004564, 5005705, 6006846, 9010269, 10011410, 12013692, 15017115, 18020538, 20022820, 30034230, 36041076, 45051345, 60068460, 90102690, 180205380]

約数ペア:

[(1, 180205380), (2, 90102690), (3, 60068460), (4, 45051345), (5, 36041076), (6, 30034230), (9, 20022820), (10, 18020538), (12, 15017115), (15, 12013692), (18, 10011410), (20, 9010269), (30, 6006846), (36, 5005705), (45, 4004564), (60, 3003423), (90, 2002282), (127, 1418940), (180, 1001141), (254, 709470), (381, 472980), (508, 354735), (635, 283788), (762, 236490), (1143, 157660), (1270, 141894), (1524, 118245), (1905, 94596), (2286, 78830), (2540, 70947), (3810, 47298), (4572, 39415), (5715, 31532), (7620, 23649), (7883, 22860), (11430, 15766)]