123287808

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 288

約数和(自身を含む): 423843840

約数和(自身を除く): 300556032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 19, 21, 24, 28, 32, 34, 38, 42, 48, 51, 56, 57, 64, 68, 71, 76, 84, 96, 102, 112, 114, 119, 128, 133, 136, 142, 152, 168, 192, 204, 213, 224, 228, 238, 256, 266, 272, 284, 304, 323, 336, 357, 384, 399, 408, 426, 448, 456, 476, 497, 532, 544, 568, 608, 646, 672, 714, 768, 798, 816, 852, 896, 912, 952, 969, 994, 1064, 1088, 1136, 1207, 1216, 1292, 1344, 1349, 1428, 1491, 1596, 1632, 1704, 1792, 1824, 1904, 1938, 1988, 2128, 2176, 2261, 2272, 2414, 2432, 2584, 2688, 2698, 2856, 2982, 3192, 3264, 3408, 3621, 3648, 3808, 3876, 3976, 4047, 4256, 4352, 4522, 4544, 4828, 4864, 5168, 5376, 5396, 5712, 5964, 6384, 6528, 6783, 6816, 7242, 7296, 7616, 7752, 7952, 8094, 8449, 8512, 9044, 9088, 9443, 9656, 10336, 10792, 11424, 11928, 12768, 13056, 13566, 13632, 14484, 14592, 15232, 15504, 15904, 16188, 16898, 17024, 18088, 18176, 18886, 19312, 20672, 21584, 22848, 22933, 23856, 25347, 25536, 27132, 27264, 28329, 28968, 30464, 31008, 31808, 32376, 33796, 34048, 36176, 37772, 38624, 41344, 43168, 45696, 45866, 47712, 50694, 51072, 54264, 54528, 56658, 57936, 62016, 63616, 64752, 67592, 68799, 72352, 75544, 77248, 82688, 86336, 91392, 91732, 95424, 101388, 102144, 108528, 113316, 115872, 124032, 127232, 129504, 135184, 137598, 144704, 151088, 154496, 160531, 172672, 183464, 190848, 202776, 217056, 226632, 231744, 248064, 259008, 270368, 275196, 289408, 302176, 308992, 321062, 345344, 366928, 381696, 405552, 434112, 453264, 463488, 481593, 518016, 540736, 550392, 578816, 604352, 642124, 733856, 811104, 868224, 906528, 926976, 963186, 1036032, 1081472, 1100784, 1208704, 1284248, 1467712, 1622208, 1736448, 1813056, 1926372, 2162944, 2201568, 2417408, 2568496, 2935424, 3244416, 3626112, 3852744, 4403136, 5136992, 5870848, 6488832, 7252224, 7705488, 8806272, 10273984, 15410976, 17612544, 20547968, 30821952, 41095936, 61643904, 123287808]

約数ペア:

[(1, 123287808), (2, 61643904), (3, 41095936), (4, 30821952), (6, 20547968), (7, 17612544), (8, 15410976), (12, 10273984), (14, 8806272), (16, 7705488), (17, 7252224), (19, 6488832), (21, 5870848), (24, 5136992), (28, 4403136), (32, 3852744), (34, 3626112), (38, 3244416), (42, 2935424), (48, 2568496), (51, 2417408), (56, 2201568), (57, 2162944), (64, 1926372), (68, 1813056), (71, 1736448), (76, 1622208), (84, 1467712), (96, 1284248), (102, 1208704), (112, 1100784), (114, 1081472), (119, 1036032), (128, 963186), (133, 926976), (136, 906528), (142, 868224), (152, 811104), (168, 733856), (192, 642124), (204, 604352), (213, 578816), (224, 550392), (228, 540736), (238, 518016), (256, 481593), (266, 463488), (272, 453264), (284, 434112), (304, 405552), (323, 381696), (336, 366928), (357, 345344), (384, 321062), (399, 308992), (408, 302176), (426, 289408), (448, 275196), (456, 270368), (476, 259008), (497, 248064), (532, 231744), (544, 226632), (568, 217056), (608, 202776), (646, 190848), (672, 183464), (714, 172672), (768, 160531), (798, 154496), (816, 151088), (852, 144704), (896, 137598), (912, 135184), (952, 129504), (969, 127232), (994, 124032), (1064, 115872), (1088, 113316), (1136, 108528), (1207, 102144), (1216, 101388), (1292, 95424), (1344, 91732), (1349, 91392), (1428, 86336), (1491, 82688), (1596, 77248), (1632, 75544), (1704, 72352), (1792, 68799), (1824, 67592), (1904, 64752), (1938, 63616), (1988, 62016), (2128, 57936), (2176, 56658), (2261, 54528), (2272, 54264), (2414, 51072), (2432, 50694), (2584, 47712), (2688, 45866), (2698, 45696), (2856, 43168), (2982, 41344), (3192, 38624), (3264, 37772), (3408, 36176), (3621, 34048), (3648, 33796), (3808, 32376), (3876, 31808), (3976, 31008), (4047, 30464), (4256, 28968), (4352, 28329), (4522, 27264), (4544, 27132), (4828, 25536), (4864, 25347), (5168, 23856), (5376, 22933), (5396, 22848), (5712, 21584), (5964, 20672), (6384, 19312), (6528, 18886), (6783, 18176), (6816, 18088), (7242, 17024), (7296, 16898), (7616, 16188), (7752, 15904), (7952, 15504), (8094, 15232), (8449, 14592), (8512, 14484), (9044, 13632), (9088, 13566), (9443, 13056), (9656, 12768), (10336, 11928), (10792, 11424)]