206896170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 560609280

約数和(自身を除く): 353713110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 109, 130, 155, 157, 186, 195, 218, 310, 314, 327, 390, 403, 465, 471, 545, 654, 785, 806, 930, 942, 1090, 1209, 1417, 1570, 1635, 2015, 2041, 2355, 2418, 2834, 3270, 3379, 4030, 4082, 4251, 4710, 4867, 6045, 6123, 6758, 7085, 8502, 9734, 10137, 10205, 12090, 12246, 14170, 14601, 16895, 17113, 20274, 20410, 21255, 24335, 29202, 30615, 33790, 34226, 42510, 43927, 48670, 50685, 51339, 61230, 63271, 73005, 85565, 87854, 101370, 102678, 126542, 131781, 146010, 171130, 189813, 219635, 222469, 256695, 263562, 316355, 379626, 439270, 444938, 513390, 530503, 632710, 658905, 667407, 949065, 1061006, 1112345, 1317810, 1334814, 1591509, 1898130, 2224690, 2652515, 3183018, 3337035, 5305030, 6674070, 6896539, 7957545, 13793078, 15915090, 20689617, 34482695, 41379234, 68965390, 103448085, 206896170]

約数ペア:

[(1, 206896170), (2, 103448085), (3, 68965390), (5, 41379234), (6, 34482695), (10, 20689617), (13, 15915090), (15, 13793078), (26, 7957545), (30, 6896539), (31, 6674070), (39, 5305030), (62, 3337035), (65, 3183018), (78, 2652515), (93, 2224690), (109, 1898130), (130, 1591509), (155, 1334814), (157, 1317810), (186, 1112345), (195, 1061006), (218, 949065), (310, 667407), (314, 658905), (327, 632710), (390, 530503), (403, 513390), (465, 444938), (471, 439270), (545, 379626), (654, 316355), (785, 263562), (806, 256695), (930, 222469), (942, 219635), (1090, 189813), (1209, 171130), (1417, 146010), (1570, 131781), (1635, 126542), (2015, 102678), (2041, 101370), (2355, 87854), (2418, 85565), (2834, 73005), (3270, 63271), (3379, 61230), (4030, 51339), (4082, 50685), (4251, 48670), (4710, 43927), (4867, 42510), (6045, 34226), (6123, 33790), (6758, 30615), (7085, 29202), (8502, 24335), (9734, 21255), (10137, 20410), (10205, 20274), (12090, 17113), (12246, 16895), (14170, 14601)]