644414856

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{20143}}^1$

素因数の和:20226

約数の個数: 64

約数和(自身を含む): 1701765120

約数和(自身を除く): 1057350264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 43, 62, 86, 93, 124, 129, 172, 186, 248, 258, 344, 372, 516, 744, 1032, 1333, 2666, 3999, 5332, 7998, 10664, 15996, 20143, 31992, 40286, 60429, 80572, 120858, 161144, 241716, 483432, 624433, 866149, 1248866, 1732298, 1873299, 2497732, 2598447, 3464596, 3746598, 4995464, 5196894, 6929192, 7493196, 10393788, 14986392, 20787576, 26850619, 53701238, 80551857, 107402476, 161103714, 214804952, 322207428, 644414856]

約数ペア:

[(1, 644414856), (2, 322207428), (3, 214804952), (4, 161103714), (6, 107402476), (8, 80551857), (12, 53701238), (24, 26850619), (31, 20787576), (43, 14986392), (62, 10393788), (86, 7493196), (93, 6929192), (124, 5196894), (129, 4995464), (172, 3746598), (186, 3464596), (248, 2598447), (258, 2497732), (344, 1873299), (372, 1732298), (516, 1248866), (744, 866149), (1032, 624433), (1333, 483432), (2666, 241716), (3999, 161144), (5332, 120858), (7998, 80572), (10664, 60429), (15996, 40286), (20143, 31992)]