15680880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:799

約数の個数: 120

約数和(自身を含む): 54550080

約数和(自身を除く): 38869200

約数列:

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

約数ペア:

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