205264080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:458

約数の個数: 240

約数和(自身を含む): 796199040

約数和(自身を除く): 590934960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 139, 140, 144, 168, 180, 210, 240, 252, 278, 280, 293, 315, 336, 360, 417, 420, 504, 556, 560, 586, 630, 695, 720, 834, 840, 879, 973, 1008, 1112, 1172, 1251, 1260, 1390, 1465, 1668, 1680, 1758, 1946, 2051, 2085, 2224, 2344, 2502, 2520, 2637, 2780, 2919, 2930, 3336, 3516, 3892, 4102, 4170, 4395, 4688, 4865, 5004, 5040, 5274, 5560, 5838, 5860, 6153, 6255, 6672, 7032, 7784, 8204, 8340, 8757, 8790, 9730, 10008, 10255, 10548, 11120, 11676, 11720, 12306, 12510, 13185, 14064, 14595, 15568, 16408, 16680, 17514, 17580, 18459, 19460, 20016, 20510, 21096, 23352, 23440, 24612, 25020, 26370, 29190, 30765, 32816, 33360, 35028, 35160, 36918, 38920, 40727, 41020, 42192, 43785, 46704, 49224, 50040, 52740, 58380, 61530, 70056, 70320, 73836, 77840, 81454, 82040, 87570, 92295, 98448, 100080, 105480, 116760, 122181, 123060, 140112, 147672, 162908, 164080, 175140, 184590, 203635, 210960, 233520, 244362, 246120, 285089, 295344, 325816, 350280, 366543, 369180, 407270, 488724, 492240, 570178, 610905, 651632, 700560, 733086, 738360, 814540, 855267, 977448, 1140356, 1221810, 1425445, 1466172, 1476720, 1629080, 1710534, 1832715, 1954896, 2280712, 2443620, 2565801, 2850890, 2932344, 3258160, 3421068, 3665430, 4276335, 4561424, 4887240, 5131602, 5701780, 5864688, 6842136, 7330860, 8552670, 9774480, 10263204, 11403560, 12829005, 13684272, 14661720, 17105340, 20526408, 22807120, 25658010, 29323440, 34210680, 41052816, 51316020, 68421360, 102632040, 205264080]

約数ペア:

[(1, 205264080), (2, 102632040), (3, 68421360), (4, 51316020), (5, 41052816), (6, 34210680), (7, 29323440), (8, 25658010), (9, 22807120), (10, 20526408), (12, 17105340), (14, 14661720), (15, 13684272), (16, 12829005), (18, 11403560), (20, 10263204), (21, 9774480), (24, 8552670), (28, 7330860), (30, 6842136), (35, 5864688), (36, 5701780), (40, 5131602), (42, 4887240), (45, 4561424), (48, 4276335), (56, 3665430), (60, 3421068), (63, 3258160), (70, 2932344), (72, 2850890), (80, 2565801), (84, 2443620), (90, 2280712), (105, 1954896), (112, 1832715), (120, 1710534), (126, 1629080), (139, 1476720), (140, 1466172), (144, 1425445), (168, 1221810), (180, 1140356), (210, 977448), (240, 855267), (252, 814540), (278, 738360), (280, 733086), (293, 700560), (315, 651632), (336, 610905), (360, 570178), (417, 492240), (420, 488724), (504, 407270), (556, 369180), (560, 366543), (586, 350280), (630, 325816), (695, 295344), (720, 285089), (834, 246120), (840, 244362), (879, 233520), (973, 210960), (1008, 203635), (1112, 184590), (1172, 175140), (1251, 164080), (1260, 162908), (1390, 147672), (1465, 140112), (1668, 123060), (1680, 122181), (1758, 116760), (1946, 105480), (2051, 100080), (2085, 98448), (2224, 92295), (2344, 87570), (2502, 82040), (2520, 81454), (2637, 77840), (2780, 73836), (2919, 70320), (2930, 70056), (3336, 61530), (3516, 58380), (3892, 52740), (4102, 50040), (4170, 49224), (4395, 46704), (4688, 43785), (4865, 42192), (5004, 41020), (5040, 40727), (5274, 38920), (5560, 36918), (5838, 35160), (5860, 35028), (6153, 33360), (6255, 32816), (6672, 30765), (7032, 29190), (7784, 26370), (8204, 25020), (8340, 24612), (8757, 23440), (8790, 23352), (9730, 21096), (10008, 20510), (10255, 20016), (10548, 19460), (11120, 18459), (11676, 17580), (11720, 17514), (12306, 16680), (12510, 16408), (13185, 15568), (14064, 14595)]