1810538640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{8191}}^1$

素因数の和:8517

約数の個数: 120

約数和(自身を含む): 6100942848

約数和(自身を除く): 4290404208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 307, 360, 614, 720, 921, 1228, 1535, 1842, 2456, 2763, 3070, 3684, 4605, 4912, 5526, 6140, 7368, 8191, 9210, 11052, 12280, 13815, 14736, 16382, 18420, 22104, 24560, 24573, 27630, 32764, 36840, 40955, 44208, 49146, 55260, 65528, 73680, 73719, 81910, 98292, 110520, 122865, 131056, 147438, 163820, 196584, 221040, 245730, 294876, 327640, 368595, 393168, 491460, 589752, 655280, 737190, 982920, 1179504, 1474380, 1965840, 2514637, 2948760, 5029274, 5897520, 7543911, 10058548, 12573185, 15087822, 20117096, 22631733, 25146370, 30175644, 37719555, 40234192, 45263466, 50292740, 60351288, 75439110, 90526932, 100585480, 113158665, 120702576, 150878220, 181053864, 201170960, 226317330, 301756440, 362107728, 452634660, 603512880, 905269320, 1810538640]

約数ペア:

[(1, 1810538640), (2, 905269320), (3, 603512880), (4, 452634660), (5, 362107728), (6, 301756440), (8, 226317330), (9, 201170960), (10, 181053864), (12, 150878220), (15, 120702576), (16, 113158665), (18, 100585480), (20, 90526932), (24, 75439110), (30, 60351288), (36, 50292740), (40, 45263466), (45, 40234192), (48, 37719555), (60, 30175644), (72, 25146370), (80, 22631733), (90, 20117096), (120, 15087822), (144, 12573185), (180, 10058548), (240, 7543911), (307, 5897520), (360, 5029274), (614, 2948760), (720, 2514637), (921, 1965840), (1228, 1474380), (1535, 1179504), (1842, 982920), (2456, 737190), (2763, 655280), (3070, 589752), (3684, 491460), (4605, 393168), (4912, 368595), (5526, 327640), (6140, 294876), (7368, 245730), (8191, 221040), (9210, 196584), (11052, 163820), (12280, 147438), (13815, 131056), (14736, 122865), (16382, 110520), (18420, 98292), (22104, 81910), (24560, 73719), (24573, 73680), (27630, 65528), (32764, 55260), (36840, 49146), (40955, 44208)]