898049180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{541}}^1$

素因数の和:795

約数の個数: 96

約数和(自身を含む): 2202826752

約数和(自身を除く): 1304777572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 167, 284, 334, 355, 497, 541, 668, 710, 835, 994, 1082, 1169, 1420, 1670, 1988, 2164, 2338, 2485, 2705, 3340, 3787, 4676, 4970, 5410, 5845, 7574, 9940, 10820, 11690, 11857, 15148, 18935, 23380, 23714, 37870, 38411, 47428, 59285, 75740, 76822, 82999, 90347, 118570, 153644, 165998, 180694, 192055, 237140, 268877, 331996, 361388, 384110, 414995, 451735, 537754, 632429, 768220, 829990, 903470, 1075508, 1264858, 1344385, 1659980, 1806940, 2529716, 2688770, 3162145, 5377540, 6324290, 6414637, 12648580, 12829274, 25658548, 32073185, 44902459, 64146370, 89804918, 128292740, 179609836, 224512295, 449024590, 898049180]

約数ペア:

[(1, 898049180), (2, 449024590), (4, 224512295), (5, 179609836), (7, 128292740), (10, 89804918), (14, 64146370), (20, 44902459), (28, 32073185), (35, 25658548), (70, 12829274), (71, 12648580), (140, 6414637), (142, 6324290), (167, 5377540), (284, 3162145), (334, 2688770), (355, 2529716), (497, 1806940), (541, 1659980), (668, 1344385), (710, 1264858), (835, 1075508), (994, 903470), (1082, 829990), (1169, 768220), (1420, 632429), (1670, 537754), (1988, 451735), (2164, 414995), (2338, 384110), (2485, 361388), (2705, 331996), (3340, 268877), (3787, 237140), (4676, 192055), (4970, 180694), (5410, 165998), (5845, 153644), (7574, 118570), (9940, 90347), (10820, 82999), (11690, 76822), (11857, 75740), (15148, 59285), (18935, 47428), (23380, 38411), (23714, 37870)]