268756480

素因数分解:

$2^9\times 5^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:679

約数の個数: 80

約数和(自身を含む): 648418320

約数和(自身を除く): 379661840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 277, 320, 379, 512, 554, 640, 758, 1108, 1280, 1385, 1516, 1895, 2216, 2560, 2770, 3032, 3790, 4432, 5540, 6064, 7580, 8864, 11080, 12128, 15160, 17728, 22160, 24256, 30320, 35456, 44320, 48512, 60640, 70912, 88640, 97024, 104983, 121280, 141824, 177280, 194048, 209966, 242560, 354560, 419932, 485120, 524915, 709120, 839864, 970240, 1049830, 1679728, 2099660, 3359456, 4199320, 6718912, 8398640, 13437824, 16797280, 26875648, 33594560, 53751296, 67189120, 134378240, 268756480]

約数ペア:

[(1, 268756480), (2, 134378240), (4, 67189120), (5, 53751296), (8, 33594560), (10, 26875648), (16, 16797280), (20, 13437824), (32, 8398640), (40, 6718912), (64, 4199320), (80, 3359456), (128, 2099660), (160, 1679728), (256, 1049830), (277, 970240), (320, 839864), (379, 709120), (512, 524915), (554, 485120), (640, 419932), (758, 354560), (1108, 242560), (1280, 209966), (1385, 194048), (1516, 177280), (1895, 141824), (2216, 121280), (2560, 104983), (2770, 97024), (3032, 88640), (3790, 70912), (4432, 60640), (5540, 48512), (6064, 44320), (7580, 35456), (8864, 30320), (11080, 24256), (12128, 22160), (15160, 17728)]