491858640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7507}}^1$

素因数の和:7546

約数の個数: 240

約数和(自身を含む): 2033286528

約数和(自身を除く): 1541427888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 7507, 8190, 9360, 10920, 13104, 15014, 16380, 21840, 22521, 30028, 32760, 37535, 45042, 52549, 60056, 65520, 67563, 75070, 90084, 97591, 105098, 112605, 120112, 135126, 150140, 157647, 180168, 195182, 210196, 225210, 262745, 270252, 292773, 300280, 315294, 337815, 360336, 390364, 420392, 450420, 472941, 487955, 525490, 540504, 585546, 600560, 630588, 675630, 683137, 780728, 788235, 840784, 878319, 900840, 945882, 975910, 1050980, 1081008, 1171092, 1261176, 1351260, 1366274, 1463865, 1561456, 1576470, 1756638, 1801680, 1891764, 1951820, 2049411, 2101960, 2342184, 2364705, 2522352, 2702520, 2732548, 2927730, 3152940, 3415685, 3513276, 3783528, 3903640, 4098822, 4203920, 4391595, 4684368, 4729410, 5405040, 5465096, 5855460, 6148233, 6305880, 6831370, 7026552, 7567056, 7807280, 8197644, 8783190, 9458820, 10247055, 10930192, 11710920, 12296466, 12611760, 13662740, 14053104, 16395288, 17566380, 18917640, 20494110, 23421840, 24592932, 27325480, 30741165, 32790576, 35132760, 37835280, 40988220, 49185864, 54650960, 61482330, 70265520, 81976440, 98371728, 122964660, 163952880, 245929320, 491858640]

約数ペア:

[(1, 491858640), (2, 245929320), (3, 163952880), (4, 122964660), (5, 98371728), (6, 81976440), (7, 70265520), (8, 61482330), (9, 54650960), (10, 49185864), (12, 40988220), (13, 37835280), (14, 35132760), (15, 32790576), (16, 30741165), (18, 27325480), (20, 24592932), (21, 23421840), (24, 20494110), (26, 18917640), (28, 17566380), (30, 16395288), (35, 14053104), (36, 13662740), (39, 12611760), (40, 12296466), (42, 11710920), (45, 10930192), (48, 10247055), (52, 9458820), (56, 8783190), (60, 8197644), (63, 7807280), (65, 7567056), (70, 7026552), (72, 6831370), (78, 6305880), (80, 6148233), (84, 5855460), (90, 5465096), (91, 5405040), (104, 4729410), (105, 4684368), (112, 4391595), (117, 4203920), (120, 4098822), (126, 3903640), (130, 3783528), (140, 3513276), (144, 3415685), (156, 3152940), (168, 2927730), (180, 2732548), (182, 2702520), (195, 2522352), (208, 2364705), (210, 2342184), (234, 2101960), (240, 2049411), (252, 1951820), (260, 1891764), (273, 1801680), (280, 1756638), (312, 1576470), (315, 1561456), (336, 1463865), (360, 1366274), (364, 1351260), (390, 1261176), (420, 1171092), (455, 1081008), (468, 1050980), (504, 975910), (520, 945882), (546, 900840), (560, 878319), (585, 840784), (624, 788235), (630, 780728), (720, 683137), (728, 675630), (780, 630588), (819, 600560), (840, 585546), (910, 540504), (936, 525490), (1008, 487955), (1040, 472941), (1092, 450420), (1170, 420392), (1260, 390364), (1365, 360336), (1456, 337815), (1560, 315294), (1638, 300280), (1680, 292773), (1820, 270252), (1872, 262745), (2184, 225210), (2340, 210196), (2520, 195182), (2730, 180168), (3120, 157647), (3276, 150140), (3640, 135126), (4095, 120112), (4368, 112605), (4680, 105098), (5040, 97591), (5460, 90084), (6552, 75070), (7280, 67563), (7507, 65520), (8190, 60056), (9360, 52549), (10920, 45042), (13104, 37535), (15014, 32760), (16380, 30028), (21840, 22521)]