51663360

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2$

素因数の和:95

約数の個数: 240

約数和(自身を含む): 195041088

約数和(自身を除く): 143377728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 512, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 961, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1536, 1680, 1736, 1792, 1860, 1920, 1922, 1984, 2170, 2240, 2480, 2560, 2604, 2688, 2883, 2976, 3255, 3360, 3472, 3584, 3720, 3840, 3844, 3968, 4340, 4480, 4805, 4960, 5208, 5376, 5766, 5952, 6510, 6720, 6727, 6944, 7440, 7680, 7688, 7936, 8680, 8960, 9610, 9920, 10416, 10752, 11532, 11904, 13020, 13440, 13454, 13888, 14415, 14880, 15376, 15872, 17360, 17920, 19220, 19840, 20181, 20832, 23064, 23808, 26040, 26880, 26908, 27776, 28830, 29760, 30752, 33635, 34720, 38440, 39680, 40362, 41664, 46128, 47616, 52080, 53760, 53816, 55552, 57660, 59520, 61504, 67270, 69440, 76880, 79360, 80724, 83328, 92256, 100905, 104160, 107632, 111104, 115320, 119040, 123008, 134540, 138880, 153760, 161448, 166656, 184512, 201810, 208320, 215264, 230640, 238080, 246016, 269080, 277760, 307520, 322896, 333312, 369024, 403620, 416640, 430528, 461280, 492032, 538160, 555520, 615040, 645792, 738048, 807240, 833280, 861056, 922560, 1076320, 1230080, 1291584, 1476096, 1614480, 1666560, 1722112, 1845120, 2152640, 2460160, 2583168, 3228960, 3444224, 3690240, 4305280, 5166336, 6457920, 7380480, 8610560, 10332672, 12915840, 17221120, 25831680, 51663360]

約数ペア:

[(1, 51663360), (2, 25831680), (3, 17221120), (4, 12915840), (5, 10332672), (6, 8610560), (7, 7380480), (8, 6457920), (10, 5166336), (12, 4305280), (14, 3690240), (15, 3444224), (16, 3228960), (20, 2583168), (21, 2460160), (24, 2152640), (28, 1845120), (30, 1722112), (31, 1666560), (32, 1614480), (35, 1476096), (40, 1291584), (42, 1230080), (48, 1076320), (56, 922560), (60, 861056), (62, 833280), (64, 807240), (70, 738048), (80, 645792), (84, 615040), (93, 555520), (96, 538160), (105, 492032), (112, 461280), (120, 430528), (124, 416640), (128, 403620), (140, 369024), (155, 333312), (160, 322896), (168, 307520), (186, 277760), (192, 269080), (210, 246016), (217, 238080), (224, 230640), (240, 215264), (248, 208320), (256, 201810), (280, 184512), (310, 166656), (320, 161448), (336, 153760), (372, 138880), (384, 134540), (420, 123008), (434, 119040), (448, 115320), (465, 111104), (480, 107632), (496, 104160), (512, 100905), (560, 92256), (620, 83328), (640, 80724), (651, 79360), (672, 76880), (744, 69440), (768, 67270), (840, 61504), (868, 59520), (896, 57660), (930, 55552), (960, 53816), (961, 53760), (992, 52080), (1085, 47616), (1120, 46128), (1240, 41664), (1280, 40362), (1302, 39680), (1344, 38440), (1488, 34720), (1536, 33635), (1680, 30752), (1736, 29760), (1792, 28830), (1860, 27776), (1920, 26908), (1922, 26880), (1984, 26040), (2170, 23808), (2240, 23064), (2480, 20832), (2560, 20181), (2604, 19840), (2688, 19220), (2883, 17920), (2976, 17360), (3255, 15872), (3360, 15376), (3472, 14880), (3584, 14415), (3720, 13888), (3840, 13454), (3844, 13440), (3968, 13020), (4340, 11904), (4480, 11532), (4805, 10752), (4960, 10416), (5208, 9920), (5376, 9610), (5766, 8960), (5952, 8680), (6510, 7936), (6720, 7688), (6727, 7680), (6944, 7440)]