131989680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{183319}}^1$

素因数の和:183338

約数の個数: 60

約数和(自身を含む): 443267760

約数和(自身を除く): 311278080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 183319, 366638, 549957, 733276, 916595, 1099914, 1466552, 1649871, 1833190, 2199828, 2749785, 2933104, 3299742, 3666380, 4399656, 5499570, 6599484, 7332760, 8249355, 8799312, 10999140, 13198968, 14665520, 16498710, 21998280, 26397936, 32997420, 43996560, 65994840, 131989680]

約数ペア:

[(1, 131989680), (2, 65994840), (3, 43996560), (4, 32997420), (5, 26397936), (6, 21998280), (8, 16498710), (9, 14665520), (10, 13198968), (12, 10999140), (15, 8799312), (16, 8249355), (18, 7332760), (20, 6599484), (24, 5499570), (30, 4399656), (36, 3666380), (40, 3299742), (45, 2933104), (48, 2749785), (60, 2199828), (72, 1833190), (80, 1649871), (90, 1466552), (120, 1099914), (144, 916595), (180, 733276), (240, 549957), (360, 366638), (720, 183319)]