31450920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1759}}^1$

素因数の和:1922

約数の個数: 64

約数和(自身を含む): 95040000

約数和(自身を除く): 63589080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1759, 1788, 2235, 2980, 3518, 3576, 4470, 5277, 5960, 7036, 8795, 8940, 10554, 14072, 17590, 17880, 21108, 26385, 35180, 42216, 52770, 70360, 105540, 211080, 262091, 524182, 786273, 1048364, 1310455, 1572546, 2096728, 2620910, 3145092, 3931365, 5241820, 6290184, 7862730, 10483640, 15725460, 31450920]

約数ペア:

[(1, 31450920), (2, 15725460), (3, 10483640), (4, 7862730), (5, 6290184), (6, 5241820), (8, 3931365), (10, 3145092), (12, 2620910), (15, 2096728), (20, 1572546), (24, 1310455), (30, 1048364), (40, 786273), (60, 524182), (120, 262091), (149, 211080), (298, 105540), (447, 70360), (596, 52770), (745, 42216), (894, 35180), (1192, 26385), (1490, 21108), (1759, 17880), (1788, 17590), (2235, 14072), (2980, 10554), (3518, 8940), (3576, 8795), (4470, 7036), (5277, 5960)]