84177520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 225128448

約数和(自身を除く): 140950928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 191, 280, 382, 560, 764, 787, 955, 1337, 1528, 1574, 1910, 2674, 3056, 3148, 3820, 3935, 5348, 5509, 6296, 6685, 7640, 7870, 10696, 11018, 12592, 13370, 15280, 15740, 21392, 22036, 26740, 27545, 31480, 44072, 53480, 55090, 62960, 88144, 106960, 110180, 150317, 220360, 300634, 440720, 601268, 751585, 1052219, 1202536, 1503170, 2104438, 2405072, 3006340, 4208876, 5261095, 6012680, 8417752, 10522190, 12025360, 16835504, 21044380, 42088760, 84177520]

約数ペア:

[(1, 84177520), (2, 42088760), (4, 21044380), (5, 16835504), (7, 12025360), (8, 10522190), (10, 8417752), (14, 6012680), (16, 5261095), (20, 4208876), (28, 3006340), (35, 2405072), (40, 2104438), (56, 1503170), (70, 1202536), (80, 1052219), (112, 751585), (140, 601268), (191, 440720), (280, 300634), (382, 220360), (560, 150317), (764, 110180), (787, 106960), (955, 88144), (1337, 62960), (1528, 55090), (1574, 53480), (1910, 44072), (2674, 31480), (3056, 27545), (3148, 26740), (3820, 22036), (3935, 21392), (5348, 15740), (5509, 15280), (6296, 13370), (6685, 12592), (7640, 11018), (7870, 10696)]