1228062720

素因数分解:

$2^{14}\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:318

約数の個数: 240

約数和(自身を含む): 4152234240

約数和(自身を除く): 2924171520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 263, 285, 304, 320, 380, 384, 456, 480, 512, 526, 570, 608, 640, 760, 768, 789, 912, 960, 1024, 1052, 1140, 1216, 1280, 1315, 1520, 1536, 1578, 1824, 1920, 2048, 2104, 2280, 2432, 2560, 2630, 3040, 3072, 3156, 3648, 3840, 3945, 4096, 4208, 4560, 4864, 4997, 5120, 5260, 6080, 6144, 6312, 7296, 7680, 7890, 8192, 8416, 9120, 9728, 9994, 10240, 10520, 12160, 12288, 12624, 14592, 14991, 15360, 15780, 16384, 16832, 18240, 19456, 19988, 20480, 21040, 24320, 24576, 24985, 25248, 29184, 29982, 30720, 31560, 33664, 36480, 38912, 39976, 40960, 42080, 48640, 49152, 49970, 50496, 58368, 59964, 61440, 63120, 67328, 72960, 74955, 77824, 79952, 81920, 84160, 97280, 99940, 100992, 116736, 119928, 122880, 126240, 134656, 145920, 149910, 155648, 159904, 168320, 194560, 199880, 201984, 233472, 239856, 245760, 252480, 269312, 291840, 299820, 311296, 319808, 336640, 389120, 399760, 403968, 466944, 479712, 504960, 538624, 583680, 599640, 639616, 673280, 778240, 799520, 807936, 933888, 959424, 1009920, 1077248, 1167360, 1199280, 1279232, 1346560, 1556480, 1599040, 1615872, 1918848, 2019840, 2154496, 2334720, 2398560, 2558464, 2693120, 3198080, 3231744, 3837696, 4039680, 4308992, 4669440, 4797120, 5116928, 5386240, 6396160, 6463488, 7675392, 8079360, 9594240, 10233856, 10772480, 12792320, 12926976, 15350784, 16158720, 19188480, 20467712, 21544960, 25584640, 30701568, 32317440, 38376960, 40935424, 51169280, 61403136, 64634880, 76753920, 81870848, 102338560, 122806272, 153507840, 204677120, 245612544, 307015680, 409354240, 614031360, 1228062720]

約数ペア:

[(1, 1228062720), (2, 614031360), (3, 409354240), (4, 307015680), (5, 245612544), (6, 204677120), (8, 153507840), (10, 122806272), (12, 102338560), (15, 81870848), (16, 76753920), (19, 64634880), (20, 61403136), (24, 51169280), (30, 40935424), (32, 38376960), (38, 32317440), (40, 30701568), (48, 25584640), (57, 21544960), (60, 20467712), (64, 19188480), (76, 16158720), (80, 15350784), (95, 12926976), (96, 12792320), (114, 10772480), (120, 10233856), (128, 9594240), (152, 8079360), (160, 7675392), (190, 6463488), (192, 6396160), (228, 5386240), (240, 5116928), (256, 4797120), (263, 4669440), (285, 4308992), (304, 4039680), (320, 3837696), (380, 3231744), (384, 3198080), (456, 2693120), (480, 2558464), (512, 2398560), (526, 2334720), (570, 2154496), (608, 2019840), (640, 1918848), (760, 1615872), (768, 1599040), (789, 1556480), (912, 1346560), (960, 1279232), (1024, 1199280), (1052, 1167360), (1140, 1077248), (1216, 1009920), (1280, 959424), (1315, 933888), (1520, 807936), (1536, 799520), (1578, 778240), (1824, 673280), (1920, 639616), (2048, 599640), (2104, 583680), (2280, 538624), (2432, 504960), (2560, 479712), (2630, 466944), (3040, 403968), (3072, 399760), (3156, 389120), (3648, 336640), (3840, 319808), (3945, 311296), (4096, 299820), (4208, 291840), (4560, 269312), (4864, 252480), (4997, 245760), (5120, 239856), (5260, 233472), (6080, 201984), (6144, 199880), (6312, 194560), (7296, 168320), (7680, 159904), (7890, 155648), (8192, 149910), (8416, 145920), (9120, 134656), (9728, 126240), (9994, 122880), (10240, 119928), (10520, 116736), (12160, 100992), (12288, 99940), (12624, 97280), (14592, 84160), (14991, 81920), (15360, 79952), (15780, 77824), (16384, 74955), (16832, 72960), (18240, 67328), (19456, 63120), (19988, 61440), (20480, 59964), (21040, 58368), (24320, 50496), (24576, 49970), (24985, 49152), (25248, 48640), (29184, 42080), (29982, 40960), (30720, 39976), (31560, 38912), (33664, 36480)]