7842495780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{47513}}^1$

素因数の和:47666

約数の個数: 144

約数和(自身を含む): 27395432064

約数和(自身を除く): 19552936284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 131, 140, 180, 210, 252, 262, 315, 393, 420, 524, 630, 655, 786, 917, 1179, 1260, 1310, 1572, 1834, 1965, 2358, 2620, 2751, 3668, 3930, 4585, 4716, 5502, 5895, 7860, 8253, 9170, 11004, 11790, 13755, 16506, 18340, 23580, 27510, 33012, 41265, 47513, 55020, 82530, 95026, 142539, 165060, 190052, 237565, 285078, 332591, 427617, 475130, 570156, 665182, 712695, 855234, 950260, 997773, 1330364, 1425390, 1662955, 1710468, 1995546, 2138085, 2850780, 2993319, 3325910, 3991092, 4276170, 4988865, 5986638, 6224203, 6651820, 8552340, 9977730, 11973276, 12448406, 14966595, 18672609, 19955460, 24896812, 29933190, 31121015, 37345218, 43569421, 56017827, 59866380, 62242030, 74690436, 87138842, 93363045, 112035654, 124484060, 130708263, 174277684, 186726090, 217847105, 224071308, 261416526, 280089135, 373452180, 392124789, 435694210, 522833052, 560178270, 653541315, 784249578, 871388420, 1120356540, 1307082630, 1568499156, 1960623945, 2614165260, 3921247890, 7842495780]

約数ペア:

[(1, 7842495780), (2, 3921247890), (3, 2614165260), (4, 1960623945), (5, 1568499156), (6, 1307082630), (7, 1120356540), (9, 871388420), (10, 784249578), (12, 653541315), (14, 560178270), (15, 522833052), (18, 435694210), (20, 392124789), (21, 373452180), (28, 280089135), (30, 261416526), (35, 224071308), (36, 217847105), (42, 186726090), (45, 174277684), (60, 130708263), (63, 124484060), (70, 112035654), (84, 93363045), (90, 87138842), (105, 74690436), (126, 62242030), (131, 59866380), (140, 56017827), (180, 43569421), (210, 37345218), (252, 31121015), (262, 29933190), (315, 24896812), (393, 19955460), (420, 18672609), (524, 14966595), (630, 12448406), (655, 11973276), (786, 9977730), (917, 8552340), (1179, 6651820), (1260, 6224203), (1310, 5986638), (1572, 4988865), (1834, 4276170), (1965, 3991092), (2358, 3325910), (2620, 2993319), (2751, 2850780), (3668, 2138085), (3930, 1995546), (4585, 1710468), (4716, 1662955), (5502, 1425390), (5895, 1330364), (7860, 997773), (8253, 950260), (9170, 855234), (11004, 712695), (11790, 665182), (13755, 570156), (16506, 475130), (18340, 427617), (23580, 332591), (27510, 285078), (33012, 237565), (41265, 190052), (47513, 165060), (55020, 142539), (82530, 95026)]