198681280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{12671}}^1$

素因数の和:12702

約数の個数: 84

約数和(自身を含む): 550395648

約数和(自身を除く): 351714368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 12671, 15680, 25342, 50684, 63355, 88697, 101368, 126710, 177394, 202736, 253420, 354788, 405472, 443485, 506840, 620879, 709576, 810944, 886970, 1013680, 1241758, 1419152, 1773940, 2027360, 2483516, 2838304, 3104395, 3547880, 4054720, 4967032, 5676608, 6208790, 7095760, 9934064, 12417580, 14191520, 19868128, 24835160, 28383040, 39736256, 49670320, 99340640, 198681280]

約数ペア:

[(1, 198681280), (2, 99340640), (4, 49670320), (5, 39736256), (7, 28383040), (8, 24835160), (10, 19868128), (14, 14191520), (16, 12417580), (20, 9934064), (28, 7095760), (32, 6208790), (35, 5676608), (40, 4967032), (49, 4054720), (56, 3547880), (64, 3104395), (70, 2838304), (80, 2483516), (98, 2027360), (112, 1773940), (140, 1419152), (160, 1241758), (196, 1013680), (224, 886970), (245, 810944), (280, 709576), (320, 620879), (392, 506840), (448, 443485), (490, 405472), (560, 354788), (784, 253420), (980, 202736), (1120, 177394), (1568, 126710), (1960, 101368), (2240, 88697), (3136, 63355), (3920, 50684), (7840, 25342), (12671, 15680)]