140704480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:297

約数の個数: 144

約数和(自身を含む): 392481936

約数和(自身を除く): 251777456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 131, 137, 140, 160, 196, 224, 245, 262, 274, 280, 392, 490, 524, 548, 560, 655, 685, 784, 917, 959, 980, 1048, 1096, 1120, 1310, 1370, 1568, 1834, 1918, 1960, 2096, 2192, 2620, 2740, 3668, 3836, 3920, 4192, 4384, 4585, 4795, 5240, 5480, 6419, 6713, 7336, 7672, 7840, 9170, 9590, 10480, 10960, 12838, 13426, 14672, 15344, 17947, 18340, 19180, 20960, 21920, 25676, 26852, 29344, 30688, 32095, 33565, 35894, 36680, 38360, 51352, 53704, 64190, 67130, 71788, 73360, 76720, 89735, 102704, 107408, 125629, 128380, 134260, 143576, 146720, 153440, 179470, 205408, 214816, 251258, 256760, 268520, 287152, 358940, 502516, 513520, 537040, 574304, 628145, 717880, 879403, 1005032, 1027040, 1074080, 1256290, 1435760, 1758806, 2010064, 2512580, 2871520, 3517612, 4020128, 4397015, 5025160, 7035224, 8794030, 10050320, 14070448, 17588060, 20100640, 28140896, 35176120, 70352240, 140704480]

約数ペア:

[(1, 140704480), (2, 70352240), (4, 35176120), (5, 28140896), (7, 20100640), (8, 17588060), (10, 14070448), (14, 10050320), (16, 8794030), (20, 7035224), (28, 5025160), (32, 4397015), (35, 4020128), (40, 3517612), (49, 2871520), (56, 2512580), (70, 2010064), (80, 1758806), (98, 1435760), (112, 1256290), (131, 1074080), (137, 1027040), (140, 1005032), (160, 879403), (196, 717880), (224, 628145), (245, 574304), (262, 537040), (274, 513520), (280, 502516), (392, 358940), (490, 287152), (524, 268520), (548, 256760), (560, 251258), (655, 214816), (685, 205408), (784, 179470), (917, 153440), (959, 146720), (980, 143576), (1048, 134260), (1096, 128380), (1120, 125629), (1310, 107408), (1370, 102704), (1568, 89735), (1834, 76720), (1918, 73360), (1960, 71788), (2096, 67130), (2192, 64190), (2620, 53704), (2740, 51352), (3668, 38360), (3836, 36680), (3920, 35894), (4192, 33565), (4384, 32095), (4585, 30688), (4795, 29344), (5240, 26852), (5480, 25676), (6419, 21920), (6713, 20960), (7336, 19180), (7672, 18340), (7840, 17947), (9170, 15344), (9590, 14672), (10480, 13426), (10960, 12838)]