98870240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{12611}}^1$

素因数の和:12640

約数の個数: 72

約数和(自身を含む): 271738152

約数和(自身を除く): 172867912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 12611, 25222, 50444, 63055, 88277, 100888, 126110, 176554, 201776, 252220, 353108, 403552, 441385, 504440, 617939, 706216, 882770, 1008880, 1235878, 1412432, 1765540, 2017760, 2471756, 2824864, 3089695, 3531080, 4943512, 6179390, 7062160, 9887024, 12358780, 14124320, 19774048, 24717560, 49435120, 98870240]

約数ペア:

[(1, 98870240), (2, 49435120), (4, 24717560), (5, 19774048), (7, 14124320), (8, 12358780), (10, 9887024), (14, 7062160), (16, 6179390), (20, 4943512), (28, 3531080), (32, 3089695), (35, 2824864), (40, 2471756), (49, 2017760), (56, 1765540), (70, 1412432), (80, 1235878), (98, 1008880), (112, 882770), (140, 706216), (160, 617939), (196, 504440), (224, 441385), (245, 403552), (280, 353108), (392, 252220), (490, 201776), (560, 176554), (784, 126110), (980, 100888), (1120, 88277), (1568, 63055), (1960, 50444), (3920, 25222), (7840, 12611)]