51618960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71693}}^1$

素因数の和:71712

約数の個数: 60

約数和(自身を含む): 173356092

約数和(自身を除く): 121737132

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, 71693, 143386, 215079, 286772, 358465, 430158, 573544, 645237, 716930, 860316, 1075395, 1147088, 1290474, 1433860, 1720632, 2150790, 2580948, 2867720, 3226185, 3441264, 4301580, 5161896, 5735440, 6452370, 8603160, 10323792, 12904740, 17206320, 25809480, 51618960]

約数ペア:

[(1, 51618960), (2, 25809480), (3, 17206320), (4, 12904740), (5, 10323792), (6, 8603160), (8, 6452370), (9, 5735440), (10, 5161896), (12, 4301580), (15, 3441264), (16, 3226185), (18, 2867720), (20, 2580948), (24, 2150790), (30, 1720632), (36, 1433860), (40, 1290474), (45, 1147088), (48, 1075395), (60, 860316), (72, 716930), (80, 645237), (90, 573544), (120, 430158), (144, 358465), (180, 286772), (240, 215079), (360, 143386), (720, 71693)]