8472420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 108

約数和(自身を含む): 28321020

約数和(自身を除く): 19848600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 389, 396, 484, 495, 605, 660, 726, 778, 990, 1089, 1167, 1210, 1452, 1556, 1815, 1945, 1980, 2178, 2334, 2420, 3501, 3630, 3890, 4279, 4356, 4668, 5445, 5835, 7002, 7260, 7780, 8558, 10890, 11670, 12837, 14004, 17116, 17505, 21395, 21780, 23340, 25674, 35010, 38511, 42790, 47069, 51348, 64185, 70020, 77022, 85580, 94138, 128370, 141207, 154044, 188276, 192555, 235345, 256740, 282414, 385110, 423621, 470690, 564828, 706035, 770220, 847242, 941380, 1412070, 1694484, 2118105, 2824140, 4236210, 8472420]

約数ペア:

[(1, 8472420), (2, 4236210), (3, 2824140), (4, 2118105), (5, 1694484), (6, 1412070), (9, 941380), (10, 847242), (11, 770220), (12, 706035), (15, 564828), (18, 470690), (20, 423621), (22, 385110), (30, 282414), (33, 256740), (36, 235345), (44, 192555), (45, 188276), (55, 154044), (60, 141207), (66, 128370), (90, 94138), (99, 85580), (110, 77022), (121, 70020), (132, 64185), (165, 51348), (180, 47069), (198, 42790), (220, 38511), (242, 35010), (330, 25674), (363, 23340), (389, 21780), (396, 21395), (484, 17505), (495, 17116), (605, 14004), (660, 12837), (726, 11670), (778, 10890), (990, 8558), (1089, 7780), (1167, 7260), (1210, 7002), (1452, 5835), (1556, 5445), (1815, 4668), (1945, 4356), (1980, 4279), (2178, 3890), (2334, 3630), (2420, 3501)]