51428880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71429}}^1$

素因数の和:71448

約数の個数: 60

約数和(自身を含む): 172717740

約数和(自身を除く): 121288860

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, 71429, 142858, 214287, 285716, 357145, 428574, 571432, 642861, 714290, 857148, 1071435, 1142864, 1285722, 1428580, 1714296, 2142870, 2571444, 2857160, 3214305, 3428592, 4285740, 5142888, 5714320, 6428610, 8571480, 10285776, 12857220, 17142960, 25714440, 51428880]

約数ペア:

[(1, 51428880), (2, 25714440), (3, 17142960), (4, 12857220), (5, 10285776), (6, 8571480), (8, 6428610), (9, 5714320), (10, 5142888), (12, 4285740), (15, 3428592), (16, 3214305), (18, 2857160), (20, 2571444), (24, 2142870), (30, 1714296), (36, 1428580), (40, 1285722), (45, 1142864), (48, 1071435), (60, 857148), (72, 714290), (80, 642861), (90, 571432), (120, 428574), (144, 357145), (180, 285716), (240, 214287), (360, 142858), (720, 71429)]