206181480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 638668800

約数和(自身を除く): 432487320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 139, 141, 188, 235, 263, 278, 282, 376, 417, 470, 526, 556, 564, 695, 705, 789, 834, 940, 1052, 1112, 1128, 1315, 1390, 1410, 1578, 1668, 1880, 2085, 2104, 2630, 2780, 2820, 3156, 3336, 3945, 4170, 5260, 5560, 5640, 6312, 6533, 7890, 8340, 10520, 12361, 13066, 15780, 16680, 19599, 24722, 26132, 31560, 32665, 36557, 37083, 39198, 49444, 52264, 61805, 65330, 73114, 74166, 78396, 97995, 98888, 109671, 123610, 130660, 146228, 148332, 156792, 182785, 185415, 195990, 219342, 247220, 261320, 292456, 296664, 365570, 370830, 391980, 438684, 494440, 548355, 731140, 741660, 783960, 877368, 1096710, 1462280, 1483320, 1718179, 2193420, 3436358, 4386840, 5154537, 6872716, 8590895, 10309074, 13745432, 17181790, 20618148, 25772685, 34363580, 41236296, 51545370, 68727160, 103090740, 206181480]

約数ペア:

[(1, 206181480), (2, 103090740), (3, 68727160), (4, 51545370), (5, 41236296), (6, 34363580), (8, 25772685), (10, 20618148), (12, 17181790), (15, 13745432), (20, 10309074), (24, 8590895), (30, 6872716), (40, 5154537), (47, 4386840), (60, 3436358), (94, 2193420), (120, 1718179), (139, 1483320), (141, 1462280), (188, 1096710), (235, 877368), (263, 783960), (278, 741660), (282, 731140), (376, 548355), (417, 494440), (470, 438684), (526, 391980), (556, 370830), (564, 365570), (695, 296664), (705, 292456), (789, 261320), (834, 247220), (940, 219342), (1052, 195990), (1112, 185415), (1128, 182785), (1315, 156792), (1390, 148332), (1410, 146228), (1578, 130660), (1668, 123610), (1880, 109671), (2085, 98888), (2104, 97995), (2630, 78396), (2780, 74166), (2820, 73114), (3156, 65330), (3336, 61805), (3945, 52264), (4170, 49444), (5260, 39198), (5560, 37083), (5640, 36557), (6312, 32665), (6533, 31560), (7890, 26132), (8340, 24722), (10520, 19599), (12361, 16680), (13066, 15780)]