249547900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 674956800

約数和(自身を除く): 425408900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 29, 35, 38, 50, 58, 70, 76, 95, 100, 116, 133, 140, 145, 175, 190, 203, 266, 290, 350, 380, 406, 475, 532, 551, 580, 647, 665, 700, 725, 812, 950, 1015, 1102, 1294, 1330, 1450, 1900, 2030, 2204, 2588, 2660, 2755, 2900, 3235, 3325, 3857, 4060, 4529, 5075, 5510, 6470, 6650, 7714, 9058, 10150, 11020, 12293, 12940, 13300, 13775, 15428, 16175, 18116, 18763, 19285, 20300, 22645, 24586, 27550, 32350, 37526, 38570, 45290, 49172, 55100, 61465, 64700, 75052, 77140, 86051, 90580, 93815, 96425, 113225, 122930, 131341, 172102, 187630, 192850, 226450, 245860, 262682, 307325, 344204, 356497, 375260, 385700, 430255, 452900, 469075, 525364, 614650, 656705, 712994, 860510, 938150, 1229300, 1313410, 1425988, 1721020, 1782485, 1876300, 2151275, 2495479, 2626820, 3283525, 3564970, 4302550, 4990958, 6567050, 7129940, 8605100, 8912425, 9981916, 12477395, 13134100, 17824850, 24954790, 35649700, 49909580, 62386975, 124773950, 249547900]

約数ペア:

[(1, 249547900), (2, 124773950), (4, 62386975), (5, 49909580), (7, 35649700), (10, 24954790), (14, 17824850), (19, 13134100), (20, 12477395), (25, 9981916), (28, 8912425), (29, 8605100), (35, 7129940), (38, 6567050), (50, 4990958), (58, 4302550), (70, 3564970), (76, 3283525), (95, 2626820), (100, 2495479), (116, 2151275), (133, 1876300), (140, 1782485), (145, 1721020), (175, 1425988), (190, 1313410), (203, 1229300), (266, 938150), (290, 860510), (350, 712994), (380, 656705), (406, 614650), (475, 525364), (532, 469075), (551, 452900), (580, 430255), (647, 385700), (665, 375260), (700, 356497), (725, 344204), (812, 307325), (950, 262682), (1015, 245860), (1102, 226450), (1294, 192850), (1330, 187630), (1450, 172102), (1900, 131341), (2030, 122930), (2204, 113225), (2588, 96425), (2660, 93815), (2755, 90580), (2900, 86051), (3235, 77140), (3325, 75052), (3857, 64700), (4060, 61465), (4529, 55100), (5075, 49172), (5510, 45290), (6470, 38570), (6650, 37526), (7714, 32350), (9058, 27550), (10150, 24586), (11020, 22645), (12293, 20300), (12940, 19285), (13300, 18763), (13775, 18116), (15428, 16175)]