316920

素因数分解:

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

素因数の和:172

約数の個数: 64

約数和(自身を含む): 1008000

約数和(自身を除く): 691080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 139, 152, 190, 228, 278, 285, 380, 417, 456, 556, 570, 695, 760, 834, 1112, 1140, 1390, 1668, 2085, 2280, 2641, 2780, 3336, 4170, 5282, 5560, 7923, 8340, 10564, 13205, 15846, 16680, 21128, 26410, 31692, 39615, 52820, 63384, 79230, 105640, 158460, 316920]

約数ペア:

[(1, 316920), (2, 158460), (3, 105640), (4, 79230), (5, 63384), (6, 52820), (8, 39615), (10, 31692), (12, 26410), (15, 21128), (19, 16680), (20, 15846), (24, 13205), (30, 10564), (38, 8340), (40, 7923), (57, 5560), (60, 5282), (76, 4170), (95, 3336), (114, 2780), (120, 2641), (139, 2280), (152, 2085), (190, 1668), (228, 1390), (278, 1140), (285, 1112), (380, 834), (417, 760), (456, 695), (556, 570)]