129099740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7621}}^1$

素因数の和:7659

約数の個数: 72

約数和(自身を含む): 340611936

約数和(自身を除く): 211512196

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 7621, 8470, 15242, 16940, 30484, 38105, 53347, 76210, 83831, 106694, 152420, 167662, 213388, 266735, 335324, 419155, 533470, 586817, 838310, 922141, 1066940, 1173634, 1676620, 1844282, 2347268, 2934085, 3688564, 4610705, 5868170, 6454987, 9221410, 11736340, 12909974, 18442820, 25819948, 32274935, 64549870, 129099740]

約数ペア:

[(1, 129099740), (2, 64549870), (4, 32274935), (5, 25819948), (7, 18442820), (10, 12909974), (11, 11736340), (14, 9221410), (20, 6454987), (22, 5868170), (28, 4610705), (35, 3688564), (44, 2934085), (55, 2347268), (70, 1844282), (77, 1676620), (110, 1173634), (121, 1066940), (140, 922141), (154, 838310), (220, 586817), (242, 533470), (308, 419155), (385, 335324), (484, 266735), (605, 213388), (770, 167662), (847, 152420), (1210, 106694), (1540, 83831), (1694, 76210), (2420, 53347), (3388, 38105), (4235, 30484), (7621, 16940), (8470, 15242)]