123030040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4937}}^1$

素因数の和:5044

約数の個数: 64

約数和(自身を含む): 319982400

約数和(自身を除く): 196952360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 4937, 4984, 6230, 9874, 12460, 19748, 24685, 24920, 34559, 39496, 49370, 69118, 98740, 138236, 172795, 197480, 276472, 345590, 439393, 691180, 878786, 1382360, 1757572, 2196965, 3075751, 3515144, 4393930, 6151502, 8787860, 12303004, 15378755, 17575720, 24606008, 30757510, 61515020, 123030040]

約数ペア:

[(1, 123030040), (2, 61515020), (4, 30757510), (5, 24606008), (7, 17575720), (8, 15378755), (10, 12303004), (14, 8787860), (20, 6151502), (28, 4393930), (35, 3515144), (40, 3075751), (56, 2196965), (70, 1757572), (89, 1382360), (140, 878786), (178, 691180), (280, 439393), (356, 345590), (445, 276472), (623, 197480), (712, 172795), (890, 138236), (1246, 98740), (1780, 69118), (2492, 49370), (3115, 39496), (3560, 34559), (4937, 24920), (4984, 24685), (6230, 19748), (9874, 12460)]