18689760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12979}}^1$

素因数の和:13000

約数の個数: 72

約数和(自身を含む): 63783720

約数和(自身を除く): 45093960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 12979, 25958, 38937, 51916, 64895, 77874, 103832, 116811, 129790, 155748, 194685, 207664, 233622, 259580, 311496, 389370, 415328, 467244, 519160, 584055, 622992, 778740, 934488, 1038320, 1168110, 1245984, 1557480, 1868976, 2076640, 2336220, 3114960, 3737952, 4672440, 6229920, 9344880, 18689760]

約数ペア:

[(1, 18689760), (2, 9344880), (3, 6229920), (4, 4672440), (5, 3737952), (6, 3114960), (8, 2336220), (9, 2076640), (10, 1868976), (12, 1557480), (15, 1245984), (16, 1168110), (18, 1038320), (20, 934488), (24, 778740), (30, 622992), (32, 584055), (36, 519160), (40, 467244), (45, 415328), (48, 389370), (60, 311496), (72, 259580), (80, 233622), (90, 207664), (96, 194685), (120, 155748), (144, 129790), (160, 116811), (180, 103832), (240, 77874), (288, 64895), (360, 51916), (480, 38937), (720, 25958), (1440, 12979)]