259278540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{187883}}^1$

素因数の和:187918

約数の個数: 48

約数和(自身を含む): 757548288

約数和(自身を除く): 498269748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 187883, 375766, 563649, 751532, 939415, 1127298, 1878830, 2254596, 2818245, 3757660, 4321309, 5636490, 8642618, 11272980, 12963927, 17285236, 21606545, 25927854, 43213090, 51855708, 64819635, 86426180, 129639270, 259278540]

約数ペア:

[(1, 259278540), (2, 129639270), (3, 86426180), (4, 64819635), (5, 51855708), (6, 43213090), (10, 25927854), (12, 21606545), (15, 17285236), (20, 12963927), (23, 11272980), (30, 8642618), (46, 5636490), (60, 4321309), (69, 3757660), (92, 2818245), (115, 2254596), (138, 1878830), (230, 1127298), (276, 939415), (345, 751532), (460, 563649), (690, 375766), (1380, 187883)]