208065304

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 418176000

約数和(自身を除く): 210110696

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 109, 124, 172, 179, 218, 248, 344, 358, 436, 716, 872, 1333, 1432, 2666, 3379, 4687, 5332, 5549, 6758, 7697, 9374, 10664, 11098, 13516, 15394, 18748, 19511, 22196, 27032, 30788, 37496, 39022, 44392, 61576, 78044, 145297, 156088, 238607, 290594, 477214, 581188, 604841, 838973, 954428, 1162376, 1209682, 1677946, 1908856, 2419364, 3355892, 4838728, 6711784, 26008163, 52016326, 104032652, 208065304]

約数ペア:

[(1, 208065304), (2, 104032652), (4, 52016326), (8, 26008163), (31, 6711784), (43, 4838728), (62, 3355892), (86, 2419364), (109, 1908856), (124, 1677946), (172, 1209682), (179, 1162376), (218, 954428), (248, 838973), (344, 604841), (358, 581188), (436, 477214), (716, 290594), (872, 238607), (1333, 156088), (1432, 145297), (2666, 78044), (3379, 61576), (4687, 44392), (5332, 39022), (5549, 37496), (6758, 30788), (7697, 27032), (9374, 22196), (10664, 19511), (11098, 18748), (13516, 15394)]