51356880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71329}}^1$

素因数の和:71348

約数の個数: 60

約数和(自身を含む): 172475940

約数和(自身を除く): 121119060

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, 71329, 142658, 213987, 285316, 356645, 427974, 570632, 641961, 713290, 855948, 1069935, 1141264, 1283922, 1426580, 1711896, 2139870, 2567844, 2853160, 3209805, 3423792, 4279740, 5135688, 5706320, 6419610, 8559480, 10271376, 12839220, 17118960, 25678440, 51356880]

約数ペア:

[(1, 51356880), (2, 25678440), (3, 17118960), (4, 12839220), (5, 10271376), (6, 8559480), (8, 6419610), (9, 5706320), (10, 5135688), (12, 4279740), (15, 3423792), (16, 3209805), (18, 2853160), (20, 2567844), (24, 2139870), (30, 1711896), (36, 1426580), (40, 1283922), (45, 1141264), (48, 1069935), (60, 855948), (72, 713290), (80, 641961), (90, 570632), (120, 427974), (144, 356645), (180, 285316), (240, 213987), (360, 142658), (720, 71329)]