141243440

素因数分解:

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

素因数の和:407

約数の個数: 120

約数和(自身を含む): 368155008

約数和(自身を除く): 226911568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 169, 208, 248, 260, 310, 337, 338, 403, 496, 520, 620, 674, 676, 806, 845, 1040, 1240, 1348, 1352, 1612, 1685, 1690, 2015, 2480, 2696, 2704, 3224, 3370, 3380, 4030, 4381, 5239, 5392, 6448, 6740, 6760, 8060, 8762, 10447, 10478, 13480, 13520, 16120, 17524, 20894, 20956, 21905, 26195, 26960, 32240, 35048, 41788, 41912, 43810, 52235, 52390, 56953, 70096, 83576, 83824, 87620, 104470, 104780, 113906, 135811, 167152, 175240, 208940, 209560, 227812, 271622, 284765, 350480, 417880, 419120, 455624, 543244, 569530, 679055, 835760, 911248, 1086488, 1139060, 1358110, 1765543, 2172976, 2278120, 2716220, 3531086, 4556240, 5432440, 7062172, 8827715, 10864880, 14124344, 17655430, 28248688, 35310860, 70621720, 141243440]

約数ペア:

[(1, 141243440), (2, 70621720), (4, 35310860), (5, 28248688), (8, 17655430), (10, 14124344), (13, 10864880), (16, 8827715), (20, 7062172), (26, 5432440), (31, 4556240), (40, 3531086), (52, 2716220), (62, 2278120), (65, 2172976), (80, 1765543), (104, 1358110), (124, 1139060), (130, 1086488), (155, 911248), (169, 835760), (208, 679055), (248, 569530), (260, 543244), (310, 455624), (337, 419120), (338, 417880), (403, 350480), (496, 284765), (520, 271622), (620, 227812), (674, 209560), (676, 208940), (806, 175240), (845, 167152), (1040, 135811), (1240, 113906), (1348, 104780), (1352, 104470), (1612, 87620), (1685, 83824), (1690, 83576), (2015, 70096), (2480, 56953), (2696, 52390), (2704, 52235), (3224, 43810), (3370, 41912), (3380, 41788), (4030, 35048), (4381, 32240), (5239, 26960), (5392, 26195), (6448, 21905), (6740, 20956), (6760, 20894), (8060, 17524), (8762, 16120), (10447, 13520), (10478, 13480)]