243349120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{54319}}^1$

素因数の和:54345

約数の個数: 64

約数和(自身を含む): 664876800

約数和(自身を除く): 421527680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 54319, 108638, 217276, 271595, 380233, 434552, 543190, 760466, 869104, 1086380, 1520932, 1738208, 1901165, 2172760, 3041864, 3476416, 3802330, 4345520, 6083728, 6952832, 7604660, 8691040, 12167456, 15209320, 17382080, 24334912, 30418640, 34764160, 48669824, 60837280, 121674560, 243349120]

約数ペア:

[(1, 243349120), (2, 121674560), (4, 60837280), (5, 48669824), (7, 34764160), (8, 30418640), (10, 24334912), (14, 17382080), (16, 15209320), (20, 12167456), (28, 8691040), (32, 7604660), (35, 6952832), (40, 6083728), (56, 4345520), (64, 3802330), (70, 3476416), (80, 3041864), (112, 2172760), (128, 1901165), (140, 1738208), (160, 1520932), (224, 1086380), (280, 869104), (320, 760466), (448, 543190), (560, 434552), (640, 380233), (896, 271595), (1120, 217276), (2240, 108638), (4480, 54319)]