8068720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 20971872

約数和(自身を除く): 12903152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 173, 176, 212, 220, 265, 346, 424, 440, 530, 583, 692, 848, 865, 880, 1060, 1166, 1384, 1730, 1903, 2120, 2332, 2768, 2915, 3460, 3806, 4240, 4664, 5830, 6920, 7612, 9169, 9328, 9515, 11660, 13840, 15224, 18338, 19030, 23320, 30448, 36676, 38060, 45845, 46640, 73352, 76120, 91690, 100859, 146704, 152240, 183380, 201718, 366760, 403436, 504295, 733520, 806872, 1008590, 1613744, 2017180, 4034360, 8068720]

約数ペア:

[(1, 8068720), (2, 4034360), (4, 2017180), (5, 1613744), (8, 1008590), (10, 806872), (11, 733520), (16, 504295), (20, 403436), (22, 366760), (40, 201718), (44, 183380), (53, 152240), (55, 146704), (80, 100859), (88, 91690), (106, 76120), (110, 73352), (173, 46640), (176, 45845), (212, 38060), (220, 36676), (265, 30448), (346, 23320), (424, 19030), (440, 18338), (530, 15224), (583, 13840), (692, 11660), (848, 9515), (865, 9328), (880, 9169), (1060, 7612), (1166, 6920), (1384, 5830), (1730, 4664), (1903, 4240), (2120, 3806), (2332, 3460), (2768, 2915)]