665022800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 240

約数和(自身を含む): 1859880960

約数和(自身を除く): 1194858160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 53, 65, 76, 80, 95, 100, 104, 106, 127, 130, 152, 190, 200, 208, 212, 247, 254, 260, 265, 304, 325, 380, 400, 424, 475, 494, 508, 520, 530, 635, 650, 689, 760, 848, 950, 988, 1007, 1016, 1040, 1060, 1235, 1270, 1300, 1325, 1378, 1520, 1651, 1900, 1976, 2014, 2032, 2120, 2413, 2470, 2540, 2600, 2650, 2756, 3175, 3302, 3445, 3800, 3952, 4028, 4240, 4826, 4940, 5035, 5080, 5200, 5300, 5512, 6175, 6350, 6604, 6731, 6890, 7600, 8056, 8255, 9652, 9880, 10070, 10160, 10600, 11024, 12065, 12350, 12700, 13091, 13208, 13462, 13780, 16112, 16510, 17225, 19304, 19760, 20140, 21200, 24130, 24700, 25175, 25400, 26182, 26416, 26924, 27560, 31369, 33020, 33655, 34450, 38608, 40280, 41275, 48260, 49400, 50350, 50800, 52364, 53848, 55120, 60325, 62738, 65455, 66040, 67310, 68900, 80560, 82550, 87503, 96520, 98800, 100700, 104728, 107696, 120650, 125476, 127889, 130910, 132080, 134620, 137800, 156845, 165100, 168275, 175006, 193040, 201400, 209456, 241300, 250952, 255778, 261820, 269240, 275600, 313690, 327275, 330200, 336550, 350012, 402800, 437515, 482600, 501904, 511556, 523640, 538480, 627380, 639445, 654550, 660400, 673100, 700024, 784225, 875030, 965200, 1023112, 1047280, 1254760, 1278890, 1309100, 1346200, 1400048, 1568450, 1662557, 1750060, 2046224, 2187575, 2509520, 2557780, 2618200, 2692400, 3136900, 3197225, 3325114, 3500120, 4375150, 5115560, 5236400, 6273800, 6394450, 6650228, 7000240, 8312785, 8750300, 10231120, 12547600, 12788900, 13300456, 16625570, 17500600, 25577800, 26600912, 33251140, 35001200, 41563925, 51155600, 66502280, 83127850, 133004560, 166255700, 332511400, 665022800]

約数ペア:

[(1, 665022800), (2, 332511400), (4, 166255700), (5, 133004560), (8, 83127850), (10, 66502280), (13, 51155600), (16, 41563925), (19, 35001200), (20, 33251140), (25, 26600912), (26, 25577800), (38, 17500600), (40, 16625570), (50, 13300456), (52, 12788900), (53, 12547600), (65, 10231120), (76, 8750300), (80, 8312785), (95, 7000240), (100, 6650228), (104, 6394450), (106, 6273800), (127, 5236400), (130, 5115560), (152, 4375150), (190, 3500120), (200, 3325114), (208, 3197225), (212, 3136900), (247, 2692400), (254, 2618200), (260, 2557780), (265, 2509520), (304, 2187575), (325, 2046224), (380, 1750060), (400, 1662557), (424, 1568450), (475, 1400048), (494, 1346200), (508, 1309100), (520, 1278890), (530, 1254760), (635, 1047280), (650, 1023112), (689, 965200), (760, 875030), (848, 784225), (950, 700024), (988, 673100), (1007, 660400), (1016, 654550), (1040, 639445), (1060, 627380), (1235, 538480), (1270, 523640), (1300, 511556), (1325, 501904), (1378, 482600), (1520, 437515), (1651, 402800), (1900, 350012), (1976, 336550), (2014, 330200), (2032, 327275), (2120, 313690), (2413, 275600), (2470, 269240), (2540, 261820), (2600, 255778), (2650, 250952), (2756, 241300), (3175, 209456), (3302, 201400), (3445, 193040), (3800, 175006), (3952, 168275), (4028, 165100), (4240, 156845), (4826, 137800), (4940, 134620), (5035, 132080), (5080, 130910), (5200, 127889), (5300, 125476), (5512, 120650), (6175, 107696), (6350, 104728), (6604, 100700), (6731, 98800), (6890, 96520), (7600, 87503), (8056, 82550), (8255, 80560), (9652, 68900), (9880, 67310), (10070, 66040), (10160, 65455), (10600, 62738), (11024, 60325), (12065, 55120), (12350, 53848), (12700, 52364), (13091, 50800), (13208, 50350), (13462, 49400), (13780, 48260), (16112, 41275), (16510, 40280), (17225, 38608), (19304, 34450), (19760, 33655), (20140, 33020), (21200, 31369), (24130, 27560), (24700, 26924), (25175, 26416), (25400, 26182)]