16749180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{211}}^1$

素因数の和:246

約数の個数: 180

約数和(自身を含む): 61410888

約数和(自身を除く): 44661708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 211, 245, 252, 270, 294, 315, 324, 378, 405, 420, 422, 441, 490, 540, 567, 588, 630, 633, 735, 756, 810, 844, 882, 945, 980, 1055, 1134, 1260, 1266, 1323, 1470, 1477, 1620, 1764, 1890, 1899, 2110, 2205, 2268, 2532, 2646, 2835, 2940, 2954, 3165, 3780, 3798, 3969, 4220, 4410, 4431, 5292, 5670, 5697, 5908, 6330, 6615, 7385, 7596, 7938, 8820, 8862, 9495, 10339, 11340, 11394, 12660, 13230, 13293, 14770, 15876, 17091, 17724, 18990, 19845, 20678, 22155, 22788, 26460, 26586, 28485, 29540, 31017, 34182, 37980, 39690, 39879, 41356, 44310, 51695, 53172, 56970, 62034, 66465, 68364, 79380, 79758, 85455, 88620, 93051, 103390, 113940, 119637, 124068, 132930, 155085, 159516, 170910, 186102, 199395, 206780, 239274, 265860, 279153, 310170, 341820, 372204, 398790, 465255, 478548, 558306, 598185, 620340, 797580, 837459, 930510, 1116612, 1196370, 1395765, 1674918, 1861020, 2392740, 2791530, 3349836, 4187295, 5583060, 8374590, 16749180]

約数ペア:

[(1, 16749180), (2, 8374590), (3, 5583060), (4, 4187295), (5, 3349836), (6, 2791530), (7, 2392740), (9, 1861020), (10, 1674918), (12, 1395765), (14, 1196370), (15, 1116612), (18, 930510), (20, 837459), (21, 797580), (27, 620340), (28, 598185), (30, 558306), (35, 478548), (36, 465255), (42, 398790), (45, 372204), (49, 341820), (54, 310170), (60, 279153), (63, 265860), (70, 239274), (81, 206780), (84, 199395), (90, 186102), (98, 170910), (105, 159516), (108, 155085), (126, 132930), (135, 124068), (140, 119637), (147, 113940), (162, 103390), (180, 93051), (189, 88620), (196, 85455), (210, 79758), (211, 79380), (245, 68364), (252, 66465), (270, 62034), (294, 56970), (315, 53172), (324, 51695), (378, 44310), (405, 41356), (420, 39879), (422, 39690), (441, 37980), (490, 34182), (540, 31017), (567, 29540), (588, 28485), (630, 26586), (633, 26460), (735, 22788), (756, 22155), (810, 20678), (844, 19845), (882, 18990), (945, 17724), (980, 17091), (1055, 15876), (1134, 14770), (1260, 13293), (1266, 13230), (1323, 12660), (1470, 11394), (1477, 11340), (1620, 10339), (1764, 9495), (1890, 8862), (1899, 8820), (2110, 7938), (2205, 7596), (2268, 7385), (2532, 6615), (2646, 6330), (2835, 5908), (2940, 5697), (2954, 5670), (3165, 5292), (3780, 4431), (3798, 4410), (3969, 4220)]