28296990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^2$

素因数の和:218

約数の個数: 72

約数和(自身を含む): 75858120

約数和(自身を除く): 47561130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 73, 90, 118, 146, 177, 219, 295, 354, 365, 438, 531, 590, 657, 730, 885, 1062, 1095, 1314, 1770, 2190, 2655, 3285, 4307, 5310, 5329, 6570, 8614, 10658, 12921, 15987, 21535, 25842, 26645, 31974, 38763, 43070, 47961, 53290, 64605, 77526, 79935, 95922, 129210, 159870, 193815, 239805, 314411, 387630, 479610, 628822, 943233, 1572055, 1886466, 2829699, 3144110, 4716165, 5659398, 9432330, 14148495, 28296990]

約数ペア:

[(1, 28296990), (2, 14148495), (3, 9432330), (5, 5659398), (6, 4716165), (9, 3144110), (10, 2829699), (15, 1886466), (18, 1572055), (30, 943233), (45, 628822), (59, 479610), (73, 387630), (90, 314411), (118, 239805), (146, 193815), (177, 159870), (219, 129210), (295, 95922), (354, 79935), (365, 77526), (438, 64605), (531, 53290), (590, 47961), (657, 43070), (730, 38763), (885, 31974), (1062, 26645), (1095, 25842), (1314, 21535), (1770, 15987), (2190, 12921), (2655, 10658), (3285, 8614), (4307, 6570), (5310, 5329)]