51646680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 256

約数和(自身を含む): 190512000

約数和(自身を除く): 138865320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 29, 30, 34, 36, 40, 45, 51, 54, 58, 60, 68, 72, 85, 87, 90, 97, 102, 108, 116, 120, 135, 136, 145, 153, 170, 174, 180, 194, 204, 216, 232, 255, 261, 270, 290, 291, 306, 340, 348, 360, 388, 408, 435, 459, 485, 493, 510, 522, 540, 580, 582, 612, 680, 696, 765, 776, 783, 870, 873, 918, 970, 986, 1020, 1044, 1080, 1160, 1164, 1224, 1305, 1455, 1479, 1530, 1566, 1649, 1740, 1746, 1836, 1940, 1972, 2040, 2088, 2295, 2328, 2465, 2610, 2619, 2813, 2910, 2958, 3060, 3132, 3298, 3480, 3492, 3672, 3880, 3915, 3944, 4365, 4437, 4590, 4930, 4947, 5220, 5238, 5626, 5820, 5916, 6120, 6264, 6596, 6984, 7395, 7830, 8245, 8439, 8730, 8874, 9180, 9860, 9894, 10440, 10476, 11252, 11640, 11832, 13095, 13192, 13311, 14065, 14790, 14841, 15660, 16490, 16878, 17460, 17748, 18360, 19720, 19788, 20952, 22185, 22504, 24735, 25317, 26190, 26622, 28130, 29580, 29682, 31320, 32980, 33756, 34920, 35496, 39576, 42195, 44370, 44523, 47821, 49470, 50634, 52380, 53244, 56260, 59160, 59364, 65960, 66555, 67512, 74205, 75951, 84390, 88740, 89046, 95642, 98940, 101268, 104760, 106488, 112520, 118728, 126585, 133110, 143463, 148410, 151902, 168780, 177480, 178092, 191284, 197880, 202536, 222615, 239105, 253170, 266220, 286926, 296820, 303804, 337560, 356184, 379755, 382568, 430389, 445230, 478210, 506340, 532440, 573852, 593640, 607608, 717315, 759510, 860778, 890460, 956420, 1012680, 1147704, 1291167, 1434630, 1519020, 1721556, 1780920, 1912840, 2151945, 2582334, 2869260, 3038040, 3443112, 4303890, 5164668, 5738520, 6455835, 8607780, 10329336, 12911670, 17215560, 25823340, 51646680]

約数ペア:

[(1, 51646680), (2, 25823340), (3, 17215560), (4, 12911670), (5, 10329336), (6, 8607780), (8, 6455835), (9, 5738520), (10, 5164668), (12, 4303890), (15, 3443112), (17, 3038040), (18, 2869260), (20, 2582334), (24, 2151945), (27, 1912840), (29, 1780920), (30, 1721556), (34, 1519020), (36, 1434630), (40, 1291167), (45, 1147704), (51, 1012680), (54, 956420), (58, 890460), (60, 860778), (68, 759510), (72, 717315), (85, 607608), (87, 593640), (90, 573852), (97, 532440), (102, 506340), (108, 478210), (116, 445230), (120, 430389), (135, 382568), (136, 379755), (145, 356184), (153, 337560), (170, 303804), (174, 296820), (180, 286926), (194, 266220), (204, 253170), (216, 239105), (232, 222615), (255, 202536), (261, 197880), (270, 191284), (290, 178092), (291, 177480), (306, 168780), (340, 151902), (348, 148410), (360, 143463), (388, 133110), (408, 126585), (435, 118728), (459, 112520), (485, 106488), (493, 104760), (510, 101268), (522, 98940), (540, 95642), (580, 89046), (582, 88740), (612, 84390), (680, 75951), (696, 74205), (765, 67512), (776, 66555), (783, 65960), (870, 59364), (873, 59160), (918, 56260), (970, 53244), (986, 52380), (1020, 50634), (1044, 49470), (1080, 47821), (1160, 44523), (1164, 44370), (1224, 42195), (1305, 39576), (1455, 35496), (1479, 34920), (1530, 33756), (1566, 32980), (1649, 31320), (1740, 29682), (1746, 29580), (1836, 28130), (1940, 26622), (1972, 26190), (2040, 25317), (2088, 24735), (2295, 22504), (2328, 22185), (2465, 20952), (2610, 19788), (2619, 19720), (2813, 18360), (2910, 17748), (2958, 17460), (3060, 16878), (3132, 16490), (3298, 15660), (3480, 14841), (3492, 14790), (3672, 14065), (3880, 13311), (3915, 13192), (3944, 13095), (4365, 11832), (4437, 11640), (4590, 11252), (4930, 10476), (4947, 10440), (5220, 9894), (5238, 9860), (5626, 9180), (5820, 8874), (5916, 8730), (6120, 8439), (6264, 8245), (6596, 7830), (6984, 7395)]