20309278320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28207331}}^1$

素因数の和:28207350

約数の個数: 60

約数和(自身を含む): 68205328776

約数和(自身を除く): 47896050456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28207331, 56414662, 84621993, 112829324, 141036655, 169243986, 225658648, 253865979, 282073310, 338487972, 423109965, 451317296, 507731958, 564146620, 676975944, 846219930, 1015463916, 1128293240, 1269329895, 1353951888, 1692439860, 2030927832, 2256586480, 2538659790, 3384879720, 4061855664, 5077319580, 6769759440, 10154639160, 20309278320]

約数ペア:

[(1, 20309278320), (2, 10154639160), (3, 6769759440), (4, 5077319580), (5, 4061855664), (6, 3384879720), (8, 2538659790), (9, 2256586480), (10, 2030927832), (12, 1692439860), (15, 1353951888), (16, 1269329895), (18, 1128293240), (20, 1015463916), (24, 846219930), (30, 676975944), (36, 564146620), (40, 507731958), (45, 451317296), (48, 423109965), (60, 338487972), (72, 282073310), (80, 253865979), (90, 225658648), (120, 169243986), (144, 141036655), (180, 112829324), (240, 84621993), (360, 56414662), (720, 28207331)]