28796310

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:579

約数の個数: 80

約数和(自身を含む): 78651936

約数和(自身を除く): 49855626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 81, 90, 135, 146, 162, 219, 270, 365, 405, 438, 487, 657, 730, 810, 974, 1095, 1314, 1461, 1971, 2190, 2435, 2922, 3285, 3942, 4383, 4870, 5913, 6570, 7305, 8766, 9855, 11826, 13149, 14610, 19710, 21915, 26298, 29565, 35551, 39447, 43830, 59130, 65745, 71102, 78894, 106653, 131490, 177755, 197235, 213306, 319959, 355510, 394470, 533265, 639918, 959877, 1066530, 1599795, 1919754, 2879631, 3199590, 4799385, 5759262, 9598770, 14398155, 28796310]

約数ペア:

[(1, 28796310), (2, 14398155), (3, 9598770), (5, 5759262), (6, 4799385), (9, 3199590), (10, 2879631), (15, 1919754), (18, 1599795), (27, 1066530), (30, 959877), (45, 639918), (54, 533265), (73, 394470), (81, 355510), (90, 319959), (135, 213306), (146, 197235), (162, 177755), (219, 131490), (270, 106653), (365, 78894), (405, 71102), (438, 65745), (487, 59130), (657, 43830), (730, 39447), (810, 35551), (974, 29565), (1095, 26298), (1314, 21915), (1461, 19710), (1971, 14610), (2190, 13149), (2435, 11826), (2922, 9855), (3285, 8766), (3942, 7305), (4383, 6570), (4870, 5913)]