13280445880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:694

約数の個数: 192

約数和(自身を含む): 33730560000

約数和(自身を除く): 20450114120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 127, 130, 155, 169, 248, 254, 260, 310, 338, 403, 499, 508, 520, 620, 635, 676, 806, 845, 998, 1016, 1240, 1270, 1352, 1612, 1651, 1690, 1996, 2015, 2495, 2540, 3224, 3302, 3380, 3937, 3992, 4030, 4990, 5080, 5239, 6487, 6604, 6760, 7874, 8060, 8255, 9980, 10478, 12974, 13208, 15469, 15748, 16120, 16510, 19685, 19960, 20956, 21463, 25948, 26195, 30938, 31496, 32435, 33020, 39370, 41912, 42926, 51181, 51896, 52390, 61876, 63373, 64870, 66040, 77345, 78740, 84331, 85852, 102362, 104780, 107315, 123752, 126746, 129740, 154690, 157480, 168662, 171704, 201097, 204724, 209560, 214630, 253492, 255905, 259480, 309380, 316865, 337324, 402194, 409448, 421655, 429260, 506984, 511810, 618760, 633730, 665353, 674648, 804388, 823849, 843310, 858520, 1005485, 1023620, 1267460, 1330706, 1608776, 1647698, 1686620, 1964563, 2010970, 2047240, 2534920, 2614261, 2661412, 3295396, 3326765, 3373240, 3929126, 4021940, 4119245, 5228522, 5322824, 6590792, 6653530, 7858252, 8043880, 8238490, 9822815, 10457044, 10710037, 13071305, 13307060, 15716504, 16476980, 19645630, 20914088, 21420074, 25539319, 26142610, 26614120, 32953960, 39291260, 42840148, 51078638, 52285220, 53550185, 78582520, 85680296, 102157276, 104570440, 107100370, 127696595, 204314552, 214200740, 255393190, 332011147, 428401480, 510786380, 664022294, 1021572760, 1328044588, 1660055735, 2656089176, 3320111470, 6640222940, 13280445880]

約数ペア:

[(1, 13280445880), (2, 6640222940), (4, 3320111470), (5, 2656089176), (8, 1660055735), (10, 1328044588), (13, 1021572760), (20, 664022294), (26, 510786380), (31, 428401480), (40, 332011147), (52, 255393190), (62, 214200740), (65, 204314552), (104, 127696595), (124, 107100370), (127, 104570440), (130, 102157276), (155, 85680296), (169, 78582520), (248, 53550185), (254, 52285220), (260, 51078638), (310, 42840148), (338, 39291260), (403, 32953960), (499, 26614120), (508, 26142610), (520, 25539319), (620, 21420074), (635, 20914088), (676, 19645630), (806, 16476980), (845, 15716504), (998, 13307060), (1016, 13071305), (1240, 10710037), (1270, 10457044), (1352, 9822815), (1612, 8238490), (1651, 8043880), (1690, 7858252), (1996, 6653530), (2015, 6590792), (2495, 5322824), (2540, 5228522), (3224, 4119245), (3302, 4021940), (3380, 3929126), (3937, 3373240), (3992, 3326765), (4030, 3295396), (4990, 2661412), (5080, 2614261), (5239, 2534920), (6487, 2047240), (6604, 2010970), (6760, 1964563), (7874, 1686620), (8060, 1647698), (8255, 1608776), (9980, 1330706), (10478, 1267460), (12974, 1023620), (13208, 1005485), (15469, 858520), (15748, 843310), (16120, 823849), (16510, 804388), (19685, 674648), (19960, 665353), (20956, 633730), (21463, 618760), (25948, 511810), (26195, 506984), (30938, 429260), (31496, 421655), (32435, 409448), (33020, 402194), (39370, 337324), (41912, 316865), (42926, 309380), (51181, 259480), (51896, 255905), (52390, 253492), (61876, 214630), (63373, 209560), (64870, 204724), (66040, 201097), (77345, 171704), (78740, 168662), (84331, 157480), (85852, 154690), (102362, 129740), (104780, 126746), (107315, 123752)]