204920280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{63247}}^1$

素因数の和:63270

約数の個数: 80

約数和(自身を含む): 688770720

約数和(自身を除く): 483850440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 63247, 126494, 189741, 252988, 316235, 379482, 505976, 569223, 632470, 758964, 948705, 1138446, 1264940, 1517928, 1707669, 1897410, 2276892, 2529880, 2846115, 3415338, 3794820, 4553784, 5123007, 5692230, 6830676, 7589640, 8538345, 10246014, 11384460, 13661352, 17076690, 20492028, 22768920, 25615035, 34153380, 40984056, 51230070, 68306760, 102460140, 204920280]

約数ペア:

[(1, 204920280), (2, 102460140), (3, 68306760), (4, 51230070), (5, 40984056), (6, 34153380), (8, 25615035), (9, 22768920), (10, 20492028), (12, 17076690), (15, 13661352), (18, 11384460), (20, 10246014), (24, 8538345), (27, 7589640), (30, 6830676), (36, 5692230), (40, 5123007), (45, 4553784), (54, 3794820), (60, 3415338), (72, 2846115), (81, 2529880), (90, 2276892), (108, 1897410), (120, 1707669), (135, 1517928), (162, 1264940), (180, 1138446), (216, 948705), (270, 758964), (324, 632470), (360, 569223), (405, 505976), (540, 379482), (648, 316235), (810, 252988), (1080, 189741), (1620, 126494), (3240, 63247)]