20028615120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{91807}}^1$

素因数の和:91930

約数の個数: 160

約数和(自身を含む): 69671255040

約数和(自身を除く): 49642639920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 101, 108, 120, 135, 144, 180, 202, 216, 240, 270, 303, 360, 404, 432, 505, 540, 606, 720, 808, 909, 1010, 1080, 1212, 1515, 1616, 1818, 2020, 2160, 2424, 2727, 3030, 3636, 4040, 4545, 4848, 5454, 6060, 7272, 8080, 9090, 10908, 12120, 13635, 14544, 18180, 21816, 24240, 27270, 36360, 43632, 54540, 72720, 91807, 109080, 183614, 218160, 275421, 367228, 459035, 550842, 734456, 826263, 918070, 1101684, 1377105, 1468912, 1652526, 1836140, 2203368, 2478789, 2754210, 3305052, 3672280, 4131315, 4406736, 4957578, 5508420, 6610104, 7344560, 8262630, 9272507, 9915156, 11016840, 12393945, 13220208, 16525260, 18545014, 19830312, 22033680, 24787890, 27817521, 33050520, 37090028, 39660624, 46362535, 49575780, 55635042, 66101040, 74180056, 83452563, 92725070, 99151560, 111270084, 139087605, 148360112, 166905126, 185450140, 198303120, 222540168, 250357689, 278175210, 333810252, 370900280, 417262815, 445080336, 500715378, 556350420, 667620504, 741800560, 834525630, 1001430756, 1112700840, 1251788445, 1335241008, 1669051260, 2002861512, 2225401680, 2503576890, 3338102520, 4005723024, 5007153780, 6676205040, 10014307560, 20028615120]

約数ペア:

[(1, 20028615120), (2, 10014307560), (3, 6676205040), (4, 5007153780), (5, 4005723024), (6, 3338102520), (8, 2503576890), (9, 2225401680), (10, 2002861512), (12, 1669051260), (15, 1335241008), (16, 1251788445), (18, 1112700840), (20, 1001430756), (24, 834525630), (27, 741800560), (30, 667620504), (36, 556350420), (40, 500715378), (45, 445080336), (48, 417262815), (54, 370900280), (60, 333810252), (72, 278175210), (80, 250357689), (90, 222540168), (101, 198303120), (108, 185450140), (120, 166905126), (135, 148360112), (144, 139087605), (180, 111270084), (202, 99151560), (216, 92725070), (240, 83452563), (270, 74180056), (303, 66101040), (360, 55635042), (404, 49575780), (432, 46362535), (505, 39660624), (540, 37090028), (606, 33050520), (720, 27817521), (808, 24787890), (909, 22033680), (1010, 19830312), (1080, 18545014), (1212, 16525260), (1515, 13220208), (1616, 12393945), (1818, 11016840), (2020, 9915156), (2160, 9272507), (2424, 8262630), (2727, 7344560), (3030, 6610104), (3636, 5508420), (4040, 4957578), (4545, 4406736), (4848, 4131315), (5454, 3672280), (6060, 3305052), (7272, 2754210), (8080, 2478789), (9090, 2203368), (10908, 1836140), (12120, 1652526), (13635, 1468912), (14544, 1377105), (18180, 1101684), (21816, 918070), (24240, 826263), (27270, 734456), (36360, 550842), (43632, 459035), (54540, 367228), (72720, 275421), (91807, 218160), (109080, 183614)]