158460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 470400

約数和(自身を除く): 311940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 139, 190, 228, 278, 285, 380, 417, 556, 570, 695, 834, 1140, 1390, 1668, 2085, 2641, 2780, 4170, 5282, 7923, 8340, 10564, 13205, 15846, 26410, 31692, 39615, 52820, 79230, 158460]

約数ペア:

[(1, 158460), (2, 79230), (3, 52820), (4, 39615), (5, 31692), (6, 26410), (10, 15846), (12, 13205), (15, 10564), (19, 8340), (20, 7923), (30, 5282), (38, 4170), (57, 2780), (60, 2641), (76, 2085), (95, 1668), (114, 1390), (139, 1140), (190, 834), (228, 695), (278, 570), (285, 556), (380, 417)]