87221880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{80761}}^1$

素因数の和:80781

約数の個数: 64

約数和(自身を含む): 290743200

約数和(自身を除く): 203521320

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, 80761, 161522, 242283, 323044, 403805, 484566, 646088, 726849, 807610, 969132, 1211415, 1453698, 1615220, 1938264, 2180547, 2422830, 2907396, 3230440, 3634245, 4361094, 4845660, 5814792, 7268490, 8722188, 9691320, 10902735, 14536980, 17444376, 21805470, 29073960, 43610940, 87221880]

約数ペア:

[(1, 87221880), (2, 43610940), (3, 29073960), (4, 21805470), (5, 17444376), (6, 14536980), (8, 10902735), (9, 9691320), (10, 8722188), (12, 7268490), (15, 5814792), (18, 4845660), (20, 4361094), (24, 3634245), (27, 3230440), (30, 2907396), (36, 2422830), (40, 2180547), (45, 1938264), (54, 1615220), (60, 1453698), (72, 1211415), (90, 969132), (108, 807610), (120, 726849), (135, 646088), (180, 484566), (216, 403805), (270, 323044), (360, 242283), (540, 161522), (1080, 80761)]