1271880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3533}}^1$

素因数の和:3550

約数の個数: 48

約数和(自身を含む): 4134780

約数和(自身を除く): 2862900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3533, 7066, 10599, 14132, 17665, 21198, 28264, 31797, 35330, 42396, 52995, 63594, 70660, 84792, 105990, 127188, 141320, 158985, 211980, 254376, 317970, 423960, 635940, 1271880]

約数ペア:

[(1, 1271880), (2, 635940), (3, 423960), (4, 317970), (5, 254376), (6, 211980), (8, 158985), (9, 141320), (10, 127188), (12, 105990), (15, 84792), (18, 70660), (20, 63594), (24, 52995), (30, 42396), (36, 35330), (40, 31797), (45, 28264), (60, 21198), (72, 17665), (90, 14132), (120, 10599), (180, 7066), (360, 3533)]