199679200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:405

約数の個数: 144

約数和(自身を含む): 563026464

約数和(自身を除く): 363347264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 181, 197, 200, 224, 280, 350, 362, 394, 400, 560, 700, 724, 788, 800, 905, 985, 1120, 1267, 1379, 1400, 1448, 1576, 1810, 1970, 2534, 2758, 2800, 2896, 3152, 3620, 3940, 4525, 4925, 5068, 5516, 5600, 5792, 6304, 6335, 6895, 7240, 7880, 9050, 9850, 10136, 11032, 12670, 13790, 14480, 15760, 18100, 19700, 20272, 22064, 25340, 27580, 28960, 31520, 31675, 34475, 35657, 36200, 39400, 40544, 44128, 50680, 55160, 63350, 68950, 71314, 72400, 78800, 101360, 110320, 126700, 137900, 142628, 144800, 157600, 178285, 202720, 220640, 249599, 253400, 275800, 285256, 356570, 499198, 506800, 551600, 570512, 713140, 891425, 998396, 1013600, 1103200, 1141024, 1247995, 1426280, 1782850, 1996792, 2495990, 2852560, 3565700, 3993584, 4991980, 5705120, 6239975, 7131400, 7987168, 9983960, 12479950, 14262800, 19967920, 24959900, 28525600, 39935840, 49919800, 99839600, 199679200]

約数ペア:

[(1, 199679200), (2, 99839600), (4, 49919800), (5, 39935840), (7, 28525600), (8, 24959900), (10, 19967920), (14, 14262800), (16, 12479950), (20, 9983960), (25, 7987168), (28, 7131400), (32, 6239975), (35, 5705120), (40, 4991980), (50, 3993584), (56, 3565700), (70, 2852560), (80, 2495990), (100, 1996792), (112, 1782850), (140, 1426280), (160, 1247995), (175, 1141024), (181, 1103200), (197, 1013600), (200, 998396), (224, 891425), (280, 713140), (350, 570512), (362, 551600), (394, 506800), (400, 499198), (560, 356570), (700, 285256), (724, 275800), (788, 253400), (800, 249599), (905, 220640), (985, 202720), (1120, 178285), (1267, 157600), (1379, 144800), (1400, 142628), (1448, 137900), (1576, 126700), (1810, 110320), (1970, 101360), (2534, 78800), (2758, 72400), (2800, 71314), (2896, 68950), (3152, 63350), (3620, 55160), (3940, 50680), (4525, 44128), (4925, 40544), (5068, 39400), (5516, 36200), (5600, 35657), (5792, 34475), (6304, 31675), (6335, 31520), (6895, 28960), (7240, 27580), (7880, 25340), (9050, 22064), (9850, 20272), (10136, 19700), (11032, 18100), (12670, 15760), (13790, 14480)]