16510120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 40953600

約数和(自身を除く): 24443480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 239, 314, 440, 478, 628, 785, 956, 1195, 1256, 1570, 1727, 1912, 2390, 2629, 3140, 3454, 4780, 5258, 6280, 6908, 8635, 9560, 10516, 13145, 13816, 17270, 21032, 26290, 34540, 37523, 52580, 69080, 75046, 105160, 150092, 187615, 300184, 375230, 412753, 750460, 825506, 1500920, 1651012, 2063765, 3302024, 4127530, 8255060, 16510120]

約数ペア:

[(1, 16510120), (2, 8255060), (4, 4127530), (5, 3302024), (8, 2063765), (10, 1651012), (11, 1500920), (20, 825506), (22, 750460), (40, 412753), (44, 375230), (55, 300184), (88, 187615), (110, 150092), (157, 105160), (220, 75046), (239, 69080), (314, 52580), (440, 37523), (478, 34540), (628, 26290), (785, 21032), (956, 17270), (1195, 13816), (1256, 13145), (1570, 10516), (1727, 9560), (1912, 8635), (2390, 6908), (2629, 6280), (3140, 5258), (3454, 4780)]