128961432

素因数分解:

$2^3\times 3^2\times {\mathrm{919}}^1\times {\mathrm{1949}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 349830000

約数和(自身を除く): 220868568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 919, 1838, 1949, 2757, 3676, 3898, 5514, 5847, 7352, 7796, 8271, 11028, 11694, 15592, 16542, 17541, 22056, 23388, 33084, 35082, 46776, 66168, 70164, 140328, 1791131, 3582262, 5373393, 7164524, 10746786, 14329048, 16120179, 21493572, 32240358, 42987144, 64480716, 128961432]

約数ペア:

[(1, 128961432), (2, 64480716), (3, 42987144), (4, 32240358), (6, 21493572), (8, 16120179), (9, 14329048), (12, 10746786), (18, 7164524), (24, 5373393), (36, 3582262), (72, 1791131), (919, 140328), (1838, 70164), (1949, 66168), (2757, 46776), (3676, 35082), (3898, 33084), (5514, 23388), (5847, 22056), (7352, 17541), (7796, 16542), (8271, 15592), (11028, 11694)]