2428740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 7495488

約数和(自身を除く): 5066748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 131, 180, 206, 262, 309, 393, 412, 515, 524, 618, 655, 786, 927, 1030, 1179, 1236, 1310, 1545, 1572, 1854, 1965, 2060, 2358, 2620, 3090, 3708, 3930, 4635, 4716, 5895, 6180, 7860, 9270, 11790, 13493, 18540, 23580, 26986, 40479, 53972, 67465, 80958, 121437, 134930, 161916, 202395, 242874, 269860, 404790, 485748, 607185, 809580, 1214370, 2428740]

約数ペア:

[(1, 2428740), (2, 1214370), (3, 809580), (4, 607185), (5, 485748), (6, 404790), (9, 269860), (10, 242874), (12, 202395), (15, 161916), (18, 134930), (20, 121437), (30, 80958), (36, 67465), (45, 53972), (60, 40479), (90, 26986), (103, 23580), (131, 18540), (180, 13493), (206, 11790), (262, 9270), (309, 7860), (393, 6180), (412, 5895), (515, 4716), (524, 4635), (618, 3930), (655, 3708), (786, 3090), (927, 2620), (1030, 2358), (1179, 2060), (1236, 1965), (1310, 1854), (1545, 1572)]