149814560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 418078584

約数和(自身を除く): 268264024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 160, 194, 196, 197, 224, 245, 280, 388, 392, 394, 485, 490, 560, 679, 776, 784, 788, 970, 980, 985, 1120, 1358, 1379, 1552, 1568, 1576, 1940, 1960, 1970, 2716, 2758, 3104, 3152, 3395, 3880, 3920, 3940, 4753, 5432, 5516, 6304, 6790, 6895, 7760, 7840, 7880, 9506, 9653, 10864, 11032, 13580, 13790, 15520, 15760, 19012, 19109, 19306, 21728, 22064, 23765, 27160, 27580, 31520, 38024, 38218, 38612, 44128, 47530, 48265, 54320, 55160, 76048, 76436, 77224, 95060, 95545, 96530, 108640, 110320, 133763, 152096, 152872, 154448, 190120, 191090, 193060, 220640, 267526, 305744, 308896, 380240, 382180, 386120, 535052, 611488, 668815, 760480, 764360, 772240, 936341, 1070104, 1337630, 1528720, 1544480, 1872682, 2140208, 2675260, 3057440, 3745364, 4280416, 4681705, 5350520, 7490728, 9363410, 10701040, 14981456, 18726820, 21402080, 29962912, 37453640, 74907280, 149814560]

約数ペア:

[(1, 149814560), (2, 74907280), (4, 37453640), (5, 29962912), (7, 21402080), (8, 18726820), (10, 14981456), (14, 10701040), (16, 9363410), (20, 7490728), (28, 5350520), (32, 4681705), (35, 4280416), (40, 3745364), (49, 3057440), (56, 2675260), (70, 2140208), (80, 1872682), (97, 1544480), (98, 1528720), (112, 1337630), (140, 1070104), (160, 936341), (194, 772240), (196, 764360), (197, 760480), (224, 668815), (245, 611488), (280, 535052), (388, 386120), (392, 382180), (394, 380240), (485, 308896), (490, 305744), (560, 267526), (679, 220640), (776, 193060), (784, 191090), (788, 190120), (970, 154448), (980, 152872), (985, 152096), (1120, 133763), (1358, 110320), (1379, 108640), (1552, 96530), (1568, 95545), (1576, 95060), (1940, 77224), (1960, 76436), (1970, 76048), (2716, 55160), (2758, 54320), (3104, 48265), (3152, 47530), (3395, 44128), (3880, 38612), (3920, 38218), (3940, 38024), (4753, 31520), (5432, 27580), (5516, 27160), (6304, 23765), (6790, 22064), (6895, 21728), (7760, 19306), (7840, 19109), (7880, 19012), (9506, 15760), (9653, 15520), (10864, 13790), (11032, 13580)]