83784540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199487}}^1$

素因数の和:199506

約数の個数: 48

約数和(自身を含む): 268111872

約数和(自身を除く): 184327332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 199487, 398974, 598461, 797948, 997435, 1196922, 1396409, 1994870, 2393844, 2792818, 2992305, 3989740, 4189227, 5585636, 5984610, 6982045, 8378454, 11969220, 13964090, 16756908, 20946135, 27928180, 41892270, 83784540]

約数ペア:

[(1, 83784540), (2, 41892270), (3, 27928180), (4, 20946135), (5, 16756908), (6, 13964090), (7, 11969220), (10, 8378454), (12, 6982045), (14, 5984610), (15, 5585636), (20, 4189227), (21, 3989740), (28, 2992305), (30, 2792818), (35, 2393844), (42, 1994870), (60, 1396409), (70, 1196922), (84, 997435), (105, 797948), (140, 598461), (210, 398974), (420, 199487)]