219685680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{305119}}^1$

素因数の和:305138

約数の個数: 60

約数和(自身を含む): 737780160

約数和(自身を除く): 518094480

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, 305119, 610238, 915357, 1220476, 1525595, 1830714, 2440952, 2746071, 3051190, 3661428, 4576785, 4881904, 5492142, 6102380, 7322856, 9153570, 10984284, 12204760, 13730355, 14645712, 18307140, 21968568, 24409520, 27460710, 36614280, 43937136, 54921420, 73228560, 109842840, 219685680]

約数ペア:

[(1, 219685680), (2, 109842840), (3, 73228560), (4, 54921420), (5, 43937136), (6, 36614280), (8, 27460710), (9, 24409520), (10, 21968568), (12, 18307140), (15, 14645712), (16, 13730355), (18, 12204760), (20, 10984284), (24, 9153570), (30, 7322856), (36, 6102380), (40, 5492142), (45, 4881904), (48, 4576785), (60, 3661428), (72, 3051190), (80, 2746071), (90, 2440952), (120, 1830714), (144, 1525595), (180, 1220476), (240, 915357), (360, 610238), (720, 305119)]