320354400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{133481}}^1$

素因数の和:133504

約数の個数: 72

約数和(自身を含む): 1042761384

約数和(自身を除く): 722406984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 133481, 266962, 400443, 533924, 667405, 800886, 1067848, 1334810, 1601772, 2002215, 2135696, 2669620, 3203544, 3337025, 4004430, 4271392, 5339240, 6407088, 6674050, 8008860, 10011075, 10678480, 12814176, 13348100, 16017720, 20022150, 21356960, 26696200, 32035440, 40044300, 53392400, 64070880, 80088600, 106784800, 160177200, 320354400]

約数ペア:

[(1, 320354400), (2, 160177200), (3, 106784800), (4, 80088600), (5, 64070880), (6, 53392400), (8, 40044300), (10, 32035440), (12, 26696200), (15, 21356960), (16, 20022150), (20, 16017720), (24, 13348100), (25, 12814176), (30, 10678480), (32, 10011075), (40, 8008860), (48, 6674050), (50, 6407088), (60, 5339240), (75, 4271392), (80, 4004430), (96, 3337025), (100, 3203544), (120, 2669620), (150, 2135696), (160, 2002215), (200, 1601772), (240, 1334810), (300, 1067848), (400, 800886), (480, 667405), (600, 533924), (800, 400443), (1200, 266962), (2400, 133481)]