249892240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:417

約数の個数: 160

約数和(自身を含む): 675956736

約数和(自身を除く): 426064496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 40, 46, 52, 62, 65, 80, 92, 104, 115, 124, 130, 155, 184, 208, 230, 248, 260, 299, 310, 337, 368, 403, 460, 496, 520, 598, 620, 674, 713, 806, 920, 1040, 1196, 1240, 1348, 1426, 1495, 1612, 1685, 1840, 2015, 2392, 2480, 2696, 2852, 2990, 3224, 3370, 3565, 4030, 4381, 4784, 5392, 5704, 5980, 6448, 6740, 7130, 7751, 8060, 8762, 9269, 10447, 11408, 11960, 13480, 14260, 15502, 16120, 17524, 18538, 20894, 21905, 23920, 26960, 28520, 31004, 32240, 35048, 37076, 38755, 41788, 43810, 46345, 52235, 57040, 62008, 70096, 74152, 77510, 83576, 87620, 92690, 100763, 104470, 124016, 135811, 148304, 155020, 167152, 175240, 185380, 201526, 208940, 240281, 271622, 310040, 350480, 370760, 403052, 417880, 480562, 503815, 543244, 620080, 679055, 741520, 806104, 835760, 961124, 1007630, 1086488, 1201405, 1358110, 1612208, 1922248, 2015260, 2172976, 2402810, 2716220, 3123653, 3844496, 4030520, 4805620, 5432440, 6247306, 8061040, 9611240, 10864880, 12494612, 15618265, 19222480, 24989224, 31236530, 49978448, 62473060, 124946120, 249892240]

約数ペア:

[(1, 249892240), (2, 124946120), (4, 62473060), (5, 49978448), (8, 31236530), (10, 24989224), (13, 19222480), (16, 15618265), (20, 12494612), (23, 10864880), (26, 9611240), (31, 8061040), (40, 6247306), (46, 5432440), (52, 4805620), (62, 4030520), (65, 3844496), (80, 3123653), (92, 2716220), (104, 2402810), (115, 2172976), (124, 2015260), (130, 1922248), (155, 1612208), (184, 1358110), (208, 1201405), (230, 1086488), (248, 1007630), (260, 961124), (299, 835760), (310, 806104), (337, 741520), (368, 679055), (403, 620080), (460, 543244), (496, 503815), (520, 480562), (598, 417880), (620, 403052), (674, 370760), (713, 350480), (806, 310040), (920, 271622), (1040, 240281), (1196, 208940), (1240, 201526), (1348, 185380), (1426, 175240), (1495, 167152), (1612, 155020), (1685, 148304), (1840, 135811), (2015, 124016), (2392, 104470), (2480, 100763), (2696, 92690), (2852, 87620), (2990, 83576), (3224, 77510), (3370, 74152), (3565, 70096), (4030, 62008), (4381, 57040), (4784, 52235), (5392, 46345), (5704, 43810), (5980, 41788), (6448, 38755), (6740, 37076), (7130, 35048), (7751, 32240), (8060, 31004), (8762, 28520), (9269, 26960), (10447, 23920), (11408, 21905), (11960, 20894), (13480, 18538), (14260, 17524), (15502, 16120)]