65428320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{136309}}^1$

素因数の和:136327

約数の個数: 48

約数和(自身を含む): 206100720

約数和(自身を除く): 140672400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 136309, 272618, 408927, 545236, 681545, 817854, 1090472, 1363090, 1635708, 2044635, 2180944, 2726180, 3271416, 4089270, 4361888, 5452360, 6542832, 8178540, 10904720, 13085664, 16357080, 21809440, 32714160, 65428320]

約数ペア:

[(1, 65428320), (2, 32714160), (3, 21809440), (4, 16357080), (5, 13085664), (6, 10904720), (8, 8178540), (10, 6542832), (12, 5452360), (15, 4361888), (16, 4089270), (20, 3271416), (24, 2726180), (30, 2180944), (32, 2044635), (40, 1635708), (48, 1363090), (60, 1090472), (80, 817854), (96, 681545), (120, 545236), (160, 408927), (240, 272618), (480, 136309)]