66667920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25253}}^1$

素因数の和:25280

約数の個数: 80

約数和(自身を含む): 225467712

約数和(自身を除く): 158799792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 25253, 50506, 75759, 101012, 126265, 151518, 202024, 252530, 277783, 303036, 378795, 404048, 505060, 555566, 606072, 757590, 833349, 1010120, 1111132, 1212144, 1388915, 1515180, 1666698, 2020240, 2222264, 2777830, 3030360, 3333396, 4166745, 4444528, 5555660, 6060720, 6666792, 8333490, 11111320, 13333584, 16666980, 22222640, 33333960, 66667920]

約数ペア:

[(1, 66667920), (2, 33333960), (3, 22222640), (4, 16666980), (5, 13333584), (6, 11111320), (8, 8333490), (10, 6666792), (11, 6060720), (12, 5555660), (15, 4444528), (16, 4166745), (20, 3333396), (22, 3030360), (24, 2777830), (30, 2222264), (33, 2020240), (40, 1666698), (44, 1515180), (48, 1388915), (55, 1212144), (60, 1111132), (66, 1010120), (80, 833349), (88, 757590), (110, 606072), (120, 555566), (132, 505060), (165, 404048), (176, 378795), (220, 303036), (240, 277783), (264, 252530), (330, 202024), (440, 151518), (528, 126265), (660, 101012), (880, 75759), (1320, 50506), (2640, 25253)]