1806191520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:452

約数の個数: 384

約数和(自身を含む): 6974263296

約数和(自身を除く): 5168071776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 96, 102, 103, 105, 112, 119, 120, 136, 140, 160, 168, 170, 204, 206, 210, 224, 238, 240, 255, 272, 280, 307, 309, 336, 340, 357, 408, 412, 420, 476, 480, 510, 515, 544, 560, 595, 614, 618, 672, 680, 714, 721, 816, 824, 840, 921, 952, 1020, 1030, 1120, 1190, 1228, 1236, 1360, 1428, 1442, 1535, 1545, 1632, 1648, 1680, 1751, 1785, 1842, 1904, 2040, 2060, 2149, 2163, 2380, 2456, 2472, 2720, 2856, 2884, 3070, 3090, 3296, 3360, 3502, 3570, 3605, 3684, 3808, 4080, 4120, 4298, 4326, 4605, 4760, 4912, 4944, 5219, 5253, 5712, 5768, 6140, 6180, 6447, 7004, 7140, 7210, 7368, 8160, 8240, 8596, 8652, 8755, 9210, 9520, 9824, 9888, 10438, 10506, 10745, 10815, 11424, 11536, 12257, 12280, 12360, 12894, 14008, 14280, 14420, 14736, 15657, 16480, 17192, 17304, 17510, 18420, 19040, 20876, 21012, 21490, 21630, 23072, 24514, 24560, 24720, 25788, 26095, 26265, 28016, 28560, 28840, 29472, 31314, 31621, 32235, 34384, 34608, 35020, 36533, 36771, 36840, 41752, 42024, 42980, 43260, 49028, 49120, 49440, 51576, 52190, 52530, 56032, 57120, 57680, 61285, 62628, 63242, 64470, 68768, 69216, 70040, 73066, 73542, 73680, 78285, 83504, 84048, 85960, 86520, 94863, 98056, 103152, 104380, 105060, 109599, 115360, 122570, 125256, 126484, 128940, 140080, 146132, 147084, 147360, 156570, 158105, 167008, 168096, 171920, 173040, 182665, 183855, 189726, 196112, 206304, 208760, 210120, 219198, 221347, 245140, 250512, 252968, 257880, 280160, 292264, 294168, 313140, 316210, 343840, 346080, 365330, 367710, 379452, 392224, 417520, 420240, 438396, 442694, 474315, 490280, 501024, 505936, 515760, 537557, 547995, 584528, 588336, 626280, 632420, 664041, 730660, 735420, 758904, 835040, 840480, 876792, 885388, 948630, 980560, 1011872, 1031520, 1075114, 1095990, 1106735, 1169056, 1176672, 1252560, 1264840, 1328082, 1461320, 1470840, 1517808, 1612671, 1753584, 1770776, 1897260, 1961120, 2150228, 2191980, 2213470, 2505120, 2529680, 2656164, 2687785, 2922640, 2941680, 3035616, 3225342, 3320205, 3507168, 3541552, 3762899, 3794520, 4300456, 4383960, 4426940, 5059360, 5312328, 5375570, 5845280, 5883360, 6450684, 6640410, 7083104, 7525798, 7589040, 8063355, 8600912, 8767920, 8853880, 10624656, 10751140, 11288697, 12901368, 13280820, 15051596, 15178080, 16126710, 17201824, 17535840, 17707760, 18814495, 21249312, 21502280, 22577394, 25802736, 26561640, 30103192, 32253420, 35415520, 37628990, 43004560, 45154788, 51605472, 53123280, 56443485, 60206384, 64506840, 75257980, 86009120, 90309576, 106246560, 112886970, 120412768, 129013680, 150515960, 180619152, 225773940, 258027360, 301031920, 361238304, 451547880, 602063840, 903095760, 1806191520]

約数ペア:

[(1, 1806191520), (2, 903095760), (3, 602063840), (4, 451547880), (5, 361238304), (6, 301031920), (7, 258027360), (8, 225773940), (10, 180619152), (12, 150515960), (14, 129013680), (15, 120412768), (16, 112886970), (17, 106246560), (20, 90309576), (21, 86009120), (24, 75257980), (28, 64506840), (30, 60206384), (32, 56443485), (34, 53123280), (35, 51605472), (40, 45154788), (42, 43004560), (48, 37628990), (51, 35415520), (56, 32253420), (60, 30103192), (68, 26561640), (70, 25802736), (80, 22577394), (84, 21502280), (85, 21249312), (96, 18814495), (102, 17707760), (103, 17535840), (105, 17201824), (112, 16126710), (119, 15178080), (120, 15051596), (136, 13280820), (140, 12901368), (160, 11288697), (168, 10751140), (170, 10624656), (204, 8853880), (206, 8767920), (210, 8600912), (224, 8063355), (238, 7589040), (240, 7525798), (255, 7083104), (272, 6640410), (280, 6450684), (307, 5883360), (309, 5845280), (336, 5375570), (340, 5312328), (357, 5059360), (408, 4426940), (412, 4383960), (420, 4300456), (476, 3794520), (480, 3762899), (510, 3541552), (515, 3507168), (544, 3320205), (560, 3225342), (595, 3035616), (614, 2941680), (618, 2922640), (672, 2687785), (680, 2656164), (714, 2529680), (721, 2505120), (816, 2213470), (824, 2191980), (840, 2150228), (921, 1961120), (952, 1897260), (1020, 1770776), (1030, 1753584), (1120, 1612671), (1190, 1517808), (1228, 1470840), (1236, 1461320), (1360, 1328082), (1428, 1264840), (1442, 1252560), (1535, 1176672), (1545, 1169056), (1632, 1106735), (1648, 1095990), (1680, 1075114), (1751, 1031520), (1785, 1011872), (1842, 980560), (1904, 948630), (2040, 885388), (2060, 876792), (2149, 840480), (2163, 835040), (2380, 758904), (2456, 735420), (2472, 730660), (2720, 664041), (2856, 632420), (2884, 626280), (3070, 588336), (3090, 584528), (3296, 547995), (3360, 537557), (3502, 515760), (3570, 505936), (3605, 501024), (3684, 490280), (3808, 474315), (4080, 442694), (4120, 438396), (4298, 420240), (4326, 417520), (4605, 392224), (4760, 379452), (4912, 367710), (4944, 365330), (5219, 346080), (5253, 343840), (5712, 316210), (5768, 313140), (6140, 294168), (6180, 292264), (6447, 280160), (7004, 257880), (7140, 252968), (7210, 250512), (7368, 245140), (8160, 221347), (8240, 219198), (8596, 210120), (8652, 208760), (8755, 206304), (9210, 196112), (9520, 189726), (9824, 183855), (9888, 182665), (10438, 173040), (10506, 171920), (10745, 168096), (10815, 167008), (11424, 158105), (11536, 156570), (12257, 147360), (12280, 147084), (12360, 146132), (12894, 140080), (14008, 128940), (14280, 126484), (14420, 125256), (14736, 122570), (15657, 115360), (16480, 109599), (17192, 105060), (17304, 104380), (17510, 103152), (18420, 98056), (19040, 94863), (20876, 86520), (21012, 85960), (21490, 84048), (21630, 83504), (23072, 78285), (24514, 73680), (24560, 73542), (24720, 73066), (25788, 70040), (26095, 69216), (26265, 68768), (28016, 64470), (28560, 63242), (28840, 62628), (29472, 61285), (31314, 57680), (31621, 57120), (32235, 56032), (34384, 52530), (34608, 52190), (35020, 51576), (36533, 49440), (36771, 49120), (36840, 49028), (41752, 43260), (42024, 42980)]