77894640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{108187}}^1$

素因数の和:108206

約数の個数: 60

約数和(自身を含む): 261598584

約数和(自身を除く): 183703944

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, 108187, 216374, 324561, 432748, 540935, 649122, 865496, 973683, 1081870, 1298244, 1622805, 1730992, 1947366, 2163740, 2596488, 3245610, 3894732, 4327480, 4868415, 5192976, 6491220, 7789464, 8654960, 9736830, 12982440, 15578928, 19473660, 25964880, 38947320, 77894640]

約数ペア:

[(1, 77894640), (2, 38947320), (3, 25964880), (4, 19473660), (5, 15578928), (6, 12982440), (8, 9736830), (9, 8654960), (10, 7789464), (12, 6491220), (15, 5192976), (16, 4868415), (18, 4327480), (20, 3894732), (24, 3245610), (30, 2596488), (36, 2163740), (40, 1947366), (45, 1730992), (48, 1622805), (60, 1298244), (72, 1081870), (80, 973683), (90, 865496), (120, 649122), (144, 540935), (180, 432748), (240, 324561), (360, 216374), (720, 108187)]