80817480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{74831}}^1$

素因数の和:74851

約数の個数: 64

約数和(自身を含む): 269395200

約数和(自身を除く): 188577720

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 74831, 149662, 224493, 299324, 374155, 448986, 598648, 673479, 748310, 897972, 1122465, 1346958, 1496620, 1795944, 2020437, 2244930, 2693916, 2993240, 3367395, 4040874, 4489860, 5387832, 6734790, 8081748, 8979720, 10102185, 13469580, 16163496, 20204370, 26939160, 40408740, 80817480]

約数ペア:

[(1, 80817480), (2, 40408740), (3, 26939160), (4, 20204370), (5, 16163496), (6, 13469580), (8, 10102185), (9, 8979720), (10, 8081748), (12, 6734790), (15, 5387832), (18, 4489860), (20, 4040874), (24, 3367395), (27, 2993240), (30, 2693916), (36, 2244930), (40, 2020437), (45, 1795944), (54, 1496620), (60, 1346958), (72, 1122465), (90, 897972), (108, 748310), (120, 673479), (135, 598648), (180, 448986), (216, 374155), (270, 299324), (360, 224493), (540, 149662), (1080, 74831)]