211275680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1559}}^1$

素因数の和:1603

約数の個数: 144

約数和(自身を含む): 627419520

約数和(自身を除く): 416143840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1120, 1210, 1232, 1540, 1559, 1694, 1760, 1936, 2420, 2464, 3080, 3118, 3388, 3872, 4235, 4840, 6160, 6236, 6776, 7795, 8470, 9680, 10913, 12320, 12472, 13552, 15590, 16940, 17149, 19360, 21826, 24944, 27104, 31180, 33880, 34298, 43652, 49888, 54565, 62360, 67760, 68596, 85745, 87304, 109130, 120043, 124720, 135520, 137192, 171490, 174608, 188639, 218260, 240086, 249440, 274384, 342980, 349216, 377278, 436520, 480172, 548768, 600215, 685960, 754556, 873040, 943195, 960344, 1200430, 1320473, 1371920, 1509112, 1746080, 1886390, 1920688, 2400860, 2640946, 2743840, 3018224, 3772780, 3841376, 4801720, 5281892, 6036448, 6602365, 7545560, 9603440, 10563784, 13204730, 15091120, 19206880, 21127568, 26409460, 30182240, 42255136, 52818920, 105637840, 211275680]

約数ペア:

[(1, 211275680), (2, 105637840), (4, 52818920), (5, 42255136), (7, 30182240), (8, 26409460), (10, 21127568), (11, 19206880), (14, 15091120), (16, 13204730), (20, 10563784), (22, 9603440), (28, 7545560), (32, 6602365), (35, 6036448), (40, 5281892), (44, 4801720), (55, 3841376), (56, 3772780), (70, 3018224), (77, 2743840), (80, 2640946), (88, 2400860), (110, 1920688), (112, 1886390), (121, 1746080), (140, 1509112), (154, 1371920), (160, 1320473), (176, 1200430), (220, 960344), (224, 943195), (242, 873040), (280, 754556), (308, 685960), (352, 600215), (385, 548768), (440, 480172), (484, 436520), (560, 377278), (605, 349216), (616, 342980), (770, 274384), (847, 249440), (880, 240086), (968, 218260), (1120, 188639), (1210, 174608), (1232, 171490), (1540, 137192), (1559, 135520), (1694, 124720), (1760, 120043), (1936, 109130), (2420, 87304), (2464, 85745), (3080, 68596), (3118, 67760), (3388, 62360), (3872, 54565), (4235, 49888), (4840, 43652), (6160, 34298), (6236, 33880), (6776, 31180), (7795, 27104), (8470, 24944), (9680, 21826), (10913, 19360), (12320, 17149), (12472, 16940), (13552, 15590)]