204937600

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{1307}}^1$

素因数の和:1345

約数の個数: 144

約数和(自身を含む): 589365180

約数和(自身を除く): 384427580

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1120, 1225, 1307, 1400, 1568, 1600, 1960, 2240, 2450, 2614, 2800, 3136, 3200, 3920, 4480, 4900, 5228, 5600, 6272, 6535, 7840, 9149, 9800, 10456, 11200, 13070, 15680, 18298, 19600, 20912, 22400, 26140, 31360, 32675, 36596, 39200, 41824, 45745, 52280, 64043, 65350, 73192, 78400, 83648, 91490, 104560, 128086, 130700, 146384, 156800, 167296, 182980, 209120, 228725, 256172, 261400, 292768, 320215, 365960, 418240, 457450, 512344, 522800, 585536, 640430, 731920, 836480, 914900, 1024688, 1045600, 1171072, 1280860, 1463840, 1601075, 1829800, 2049376, 2091200, 2561720, 2927680, 3202150, 3659600, 4098752, 4182400, 5123440, 5855360, 6404300, 7319200, 8197504, 10246880, 12808600, 14638400, 20493760, 25617200, 29276800, 40987520, 51234400, 102468800, 204937600]

約数ペア:

[(1, 204937600), (2, 102468800), (4, 51234400), (5, 40987520), (7, 29276800), (8, 25617200), (10, 20493760), (14, 14638400), (16, 12808600), (20, 10246880), (25, 8197504), (28, 7319200), (32, 6404300), (35, 5855360), (40, 5123440), (49, 4182400), (50, 4098752), (56, 3659600), (64, 3202150), (70, 2927680), (80, 2561720), (98, 2091200), (100, 2049376), (112, 1829800), (128, 1601075), (140, 1463840), (160, 1280860), (175, 1171072), (196, 1045600), (200, 1024688), (224, 914900), (245, 836480), (280, 731920), (320, 640430), (350, 585536), (392, 522800), (400, 512344), (448, 457450), (490, 418240), (560, 365960), (640, 320215), (700, 292768), (784, 261400), (800, 256172), (896, 228725), (980, 209120), (1120, 182980), (1225, 167296), (1307, 156800), (1400, 146384), (1568, 130700), (1600, 128086), (1960, 104560), (2240, 91490), (2450, 83648), (2614, 78400), (2800, 73192), (3136, 65350), (3200, 64043), (3920, 52280), (4480, 45745), (4900, 41824), (5228, 39200), (5600, 36596), (6272, 32675), (6535, 31360), (7840, 26140), (9149, 22400), (9800, 20912), (10456, 19600), (11200, 18298), (13070, 15680)]