31361760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:801

約数の個数: 144

約数和(自身を含む): 110859840

約数和(自身を除く): 79498080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 751, 870, 928, 1044, 1160, 1305, 1392, 1440, 1502, 1740, 2088, 2253, 2320, 2610, 2784, 3004, 3480, 3755, 4176, 4506, 4640, 5220, 6008, 6759, 6960, 7510, 8352, 9012, 10440, 11265, 12016, 13518, 13920, 15020, 18024, 20880, 21779, 22530, 24032, 27036, 30040, 33795, 36048, 41760, 43558, 45060, 54072, 60080, 65337, 67590, 72096, 87116, 90120, 108144, 108895, 120160, 130674, 135180, 174232, 180240, 196011, 216288, 217790, 261348, 270360, 326685, 348464, 360480, 392022, 435580, 522696, 540720, 653370, 696928, 784044, 871160, 980055, 1045392, 1081440, 1306740, 1568088, 1742320, 1960110, 2090784, 2613480, 3136176, 3484640, 3920220, 5226960, 6272352, 7840440, 10453920, 15680880, 31361760]

約数ペア:

[(1, 31361760), (2, 15680880), (3, 10453920), (4, 7840440), (5, 6272352), (6, 5226960), (8, 3920220), (9, 3484640), (10, 3136176), (12, 2613480), (15, 2090784), (16, 1960110), (18, 1742320), (20, 1568088), (24, 1306740), (29, 1081440), (30, 1045392), (32, 980055), (36, 871160), (40, 784044), (45, 696928), (48, 653370), (58, 540720), (60, 522696), (72, 435580), (80, 392022), (87, 360480), (90, 348464), (96, 326685), (116, 270360), (120, 261348), (144, 217790), (145, 216288), (160, 196011), (174, 180240), (180, 174232), (232, 135180), (240, 130674), (261, 120160), (288, 108895), (290, 108144), (348, 90120), (360, 87116), (435, 72096), (464, 67590), (480, 65337), (522, 60080), (580, 54072), (696, 45060), (720, 43558), (751, 41760), (870, 36048), (928, 33795), (1044, 30040), (1160, 27036), (1305, 24032), (1392, 22530), (1440, 21779), (1502, 20880), (1740, 18024), (2088, 15020), (2253, 13920), (2320, 13518), (2610, 12016), (2784, 11265), (3004, 10440), (3480, 9012), (3755, 8352), (4176, 7510), (4506, 6960), (4640, 6759), (5220, 6008)]