138835920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{578483}}^1$

素因数の和:578499

約数の個数: 40

約数和(自身を含む): 430392096

約数和(自身を除く): 291556176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 578483, 1156966, 1735449, 2313932, 2892415, 3470898, 4627864, 5784830, 6941796, 8677245, 9255728, 11569660, 13883592, 17354490, 23139320, 27767184, 34708980, 46278640, 69417960, 138835920]

約数ペア:

[(1, 138835920), (2, 69417960), (3, 46278640), (4, 34708980), (5, 27767184), (6, 23139320), (8, 17354490), (10, 13883592), (12, 11569660), (15, 9255728), (16, 8677245), (20, 6941796), (24, 5784830), (30, 4627864), (40, 3470898), (48, 2892415), (60, 2313932), (80, 1735449), (120, 1156966), (240, 578483)]