2171798160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1292737}}^1$

素因数の和:1292760

約数の個数: 80

約数和(自身を含む): 7694376576

約数和(自身を除く): 5522578416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1292737, 2585474, 3878211, 5170948, 6463685, 7756422, 9049159, 10341896, 12927370, 15512844, 18098318, 19391055, 20683792, 25854740, 27147477, 31025688, 36196636, 38782110, 45245795, 51709480, 54294954, 62051376, 72393272, 77564220, 90491590, 103418960, 108589908, 135737385, 144786544, 155128440, 180983180, 217179816, 271474770, 310256880, 361966360, 434359632, 542949540, 723932720, 1085899080, 2171798160]

約数ペア:

[(1, 2171798160), (2, 1085899080), (3, 723932720), (4, 542949540), (5, 434359632), (6, 361966360), (7, 310256880), (8, 271474770), (10, 217179816), (12, 180983180), (14, 155128440), (15, 144786544), (16, 135737385), (20, 108589908), (21, 103418960), (24, 90491590), (28, 77564220), (30, 72393272), (35, 62051376), (40, 54294954), (42, 51709480), (48, 45245795), (56, 38782110), (60, 36196636), (70, 31025688), (80, 27147477), (84, 25854740), (105, 20683792), (112, 19391055), (120, 18098318), (140, 15512844), (168, 12927370), (210, 10341896), (240, 9049159), (280, 7756422), (336, 6463685), (420, 5170948), (560, 3878211), (840, 2585474), (1680, 1292737)]