245016560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3187}}^1$

素因数の和:3262

約数の個数: 60

約数和(自身を含む): 588817224

約数和(自身を除く): 343800664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1240, 1922, 2480, 3187, 3844, 4805, 6374, 7688, 9610, 12748, 15376, 15935, 19220, 25496, 31870, 38440, 50992, 63740, 76880, 98797, 127480, 197594, 254960, 395188, 493985, 790376, 987970, 1580752, 1975940, 3062707, 3951880, 6125414, 7903760, 12250828, 15313535, 24501656, 30627070, 49003312, 61254140, 122508280, 245016560]

約数ペア:

[(1, 245016560), (2, 122508280), (4, 61254140), (5, 49003312), (8, 30627070), (10, 24501656), (16, 15313535), (20, 12250828), (31, 7903760), (40, 6125414), (62, 3951880), (80, 3062707), (124, 1975940), (155, 1580752), (248, 987970), (310, 790376), (496, 493985), (620, 395188), (961, 254960), (1240, 197594), (1922, 127480), (2480, 98797), (3187, 76880), (3844, 63740), (4805, 50992), (6374, 38440), (7688, 31870), (9610, 25496), (12748, 19220), (15376, 15935)]