1668028560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:918

約数の個数: 240

約数和(自身を含む): 5770880640

約数和(自身を除く): 4102852080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 110, 120, 121, 132, 142, 165, 176, 213, 220, 240, 242, 264, 284, 330, 355, 363, 426, 440, 484, 528, 568, 605, 660, 710, 726, 781, 809, 852, 880, 968, 1065, 1136, 1210, 1320, 1420, 1452, 1562, 1618, 1704, 1815, 1936, 2130, 2343, 2420, 2427, 2640, 2840, 2904, 3124, 3236, 3408, 3630, 3905, 4045, 4260, 4686, 4840, 4854, 5680, 5808, 6248, 6472, 7260, 7810, 8090, 8520, 8591, 8899, 9372, 9680, 9708, 11715, 12135, 12496, 12944, 14520, 15620, 16180, 17040, 17182, 17798, 18744, 19416, 23430, 24270, 25773, 26697, 29040, 31240, 32360, 34364, 35596, 37488, 38832, 42955, 44495, 46860, 48540, 51546, 53394, 57439, 62480, 64720, 68728, 71192, 85910, 88990, 93720, 97080, 97889, 103092, 106788, 114878, 128865, 133485, 137456, 142384, 171820, 172317, 177980, 187440, 194160, 195778, 206184, 213576, 229756, 257730, 266970, 287195, 293667, 343640, 344634, 355960, 391556, 412368, 427152, 459512, 489445, 515460, 533940, 574390, 587334, 631829, 687280, 689268, 711920, 783112, 861585, 919024, 978890, 1030920, 1067880, 1148780, 1174668, 1263658, 1378536, 1468335, 1566224, 1723170, 1895487, 1957780, 2061840, 2135760, 2297560, 2349336, 2527316, 2757072, 2936670, 3159145, 3446340, 3790974, 3915560, 4595120, 4698672, 5054632, 5873340, 6318290, 6892680, 6950119, 7581948, 7831120, 9477435, 10109264, 11746680, 12636580, 13785360, 13900238, 15163896, 18954870, 20850357, 23493360, 25273160, 27800476, 30327792, 34750595, 37909740, 41700714, 50546320, 55600952, 69501190, 75819480, 83401428, 104251785, 111201904, 139002380, 151638960, 166802856, 208503570, 278004760, 333605712, 417007140, 556009520, 834014280, 1668028560]

約数ペア:

[(1, 1668028560), (2, 834014280), (3, 556009520), (4, 417007140), (5, 333605712), (6, 278004760), (8, 208503570), (10, 166802856), (11, 151638960), (12, 139002380), (15, 111201904), (16, 104251785), (20, 83401428), (22, 75819480), (24, 69501190), (30, 55600952), (33, 50546320), (40, 41700714), (44, 37909740), (48, 34750595), (55, 30327792), (60, 27800476), (66, 25273160), (71, 23493360), (80, 20850357), (88, 18954870), (110, 15163896), (120, 13900238), (121, 13785360), (132, 12636580), (142, 11746680), (165, 10109264), (176, 9477435), (213, 7831120), (220, 7581948), (240, 6950119), (242, 6892680), (264, 6318290), (284, 5873340), (330, 5054632), (355, 4698672), (363, 4595120), (426, 3915560), (440, 3790974), (484, 3446340), (528, 3159145), (568, 2936670), (605, 2757072), (660, 2527316), (710, 2349336), (726, 2297560), (781, 2135760), (809, 2061840), (852, 1957780), (880, 1895487), (968, 1723170), (1065, 1566224), (1136, 1468335), (1210, 1378536), (1320, 1263658), (1420, 1174668), (1452, 1148780), (1562, 1067880), (1618, 1030920), (1704, 978890), (1815, 919024), (1936, 861585), (2130, 783112), (2343, 711920), (2420, 689268), (2427, 687280), (2640, 631829), (2840, 587334), (2904, 574390), (3124, 533940), (3236, 515460), (3408, 489445), (3630, 459512), (3905, 427152), (4045, 412368), (4260, 391556), (4686, 355960), (4840, 344634), (4854, 343640), (5680, 293667), (5808, 287195), (6248, 266970), (6472, 257730), (7260, 229756), (7810, 213576), (8090, 206184), (8520, 195778), (8591, 194160), (8899, 187440), (9372, 177980), (9680, 172317), (9708, 171820), (11715, 142384), (12135, 137456), (12496, 133485), (12944, 128865), (14520, 114878), (15620, 106788), (16180, 103092), (17040, 97889), (17182, 97080), (17798, 93720), (18744, 88990), (19416, 85910), (23430, 71192), (24270, 68728), (25773, 64720), (26697, 62480), (29040, 57439), (31240, 53394), (32360, 51546), (34364, 48540), (35596, 46860), (37488, 44495), (38832, 42955)]