128567940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126047}}^1$

素因数の和:126076

約数の個数: 48

約数和(自身を含む): 381169152

約数和(自身を除く): 252601212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 126047, 252094, 378141, 504188, 630235, 756282, 1260470, 1512564, 1890705, 2142799, 2520940, 3781410, 4285598, 6428397, 7562820, 8571196, 10713995, 12856794, 21427990, 25713588, 32141985, 42855980, 64283970, 128567940]

約数ペア:

[(1, 128567940), (2, 64283970), (3, 42855980), (4, 32141985), (5, 25713588), (6, 21427990), (10, 12856794), (12, 10713995), (15, 8571196), (17, 7562820), (20, 6428397), (30, 4285598), (34, 3781410), (51, 2520940), (60, 2142799), (68, 1890705), (85, 1512564), (102, 1260470), (170, 756282), (204, 630235), (255, 504188), (340, 378141), (510, 252094), (1020, 126047)]