1861271040

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:253

約数の個数: 320

約数和(自身を含む): 6302007360

約数和(自身を除く): 4440736320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 61, 64, 80, 87, 96, 116, 120, 122, 128, 137, 145, 160, 174, 183, 192, 232, 240, 244, 256, 274, 290, 305, 320, 348, 366, 384, 411, 435, 464, 480, 488, 512, 548, 580, 610, 640, 685, 696, 732, 768, 822, 870, 915, 928, 960, 976, 1096, 1160, 1220, 1280, 1370, 1392, 1464, 1536, 1644, 1740, 1769, 1830, 1856, 1920, 1952, 2055, 2192, 2320, 2440, 2560, 2740, 2784, 2928, 3288, 3480, 3538, 3660, 3712, 3840, 3904, 3973, 4110, 4384, 4640, 4880, 5307, 5480, 5568, 5856, 6576, 6960, 7076, 7320, 7424, 7680, 7808, 7946, 8220, 8357, 8768, 8845, 9280, 9760, 10614, 10960, 11136, 11712, 11919, 13152, 13920, 14152, 14640, 14848, 15616, 15892, 16440, 16714, 17536, 17690, 18560, 19520, 19865, 21228, 21920, 22272, 23424, 23838, 25071, 26304, 26535, 27840, 28304, 29280, 31232, 31784, 32880, 33428, 35072, 35380, 37120, 39040, 39730, 41785, 42456, 43840, 44544, 46848, 47676, 50142, 52608, 53070, 55680, 56608, 58560, 59595, 63568, 65760, 66856, 70144, 70760, 74240, 78080, 79460, 83570, 84912, 87680, 93696, 95352, 100284, 105216, 106140, 111360, 113216, 117120, 119190, 125355, 127136, 131520, 133712, 141520, 156160, 158920, 167140, 169824, 175360, 190704, 200568, 210432, 212280, 222720, 226432, 234240, 238380, 242353, 250710, 254272, 263040, 267424, 283040, 317840, 334280, 339648, 350720, 381408, 401136, 424560, 452864, 468480, 476760, 484706, 501420, 508544, 526080, 534848, 566080, 635680, 668560, 679296, 727059, 762816, 802272, 849120, 905728, 953520, 969412, 1002840, 1017088, 1052160, 1069696, 1132160, 1211765, 1271360, 1337120, 1358592, 1454118, 1525632, 1604544, 1698240, 1907040, 1938824, 2005680, 2034176, 2139392, 2264320, 2423530, 2542720, 2674240, 2717184, 2908236, 3051264, 3209088, 3396480, 3635295, 3814080, 3877648, 4011360, 4278784, 4528640, 4847060, 5085440, 5348480, 5816472, 6102528, 6418176, 6792960, 7270590, 7628160, 7755296, 8022720, 9694120, 10170880, 10696960, 11632944, 12836352, 13585920, 14541180, 15256320, 15510592, 16045440, 19388240, 21393920, 23265888, 29082360, 30512640, 31021184, 32090880, 38776480, 46531776, 58164720, 62042368, 64181760, 77552960, 93063552, 116329440, 124084736, 155105920, 186127104, 232658880, 310211840, 372254208, 465317760, 620423680, 930635520, 1861271040]

約数ペア:

[(1, 1861271040), (2, 930635520), (3, 620423680), (4, 465317760), (5, 372254208), (6, 310211840), (8, 232658880), (10, 186127104), (12, 155105920), (15, 124084736), (16, 116329440), (20, 93063552), (24, 77552960), (29, 64181760), (30, 62042368), (32, 58164720), (40, 46531776), (48, 38776480), (58, 32090880), (60, 31021184), (61, 30512640), (64, 29082360), (80, 23265888), (87, 21393920), (96, 19388240), (116, 16045440), (120, 15510592), (122, 15256320), (128, 14541180), (137, 13585920), (145, 12836352), (160, 11632944), (174, 10696960), (183, 10170880), (192, 9694120), (232, 8022720), (240, 7755296), (244, 7628160), (256, 7270590), (274, 6792960), (290, 6418176), (305, 6102528), (320, 5816472), (348, 5348480), (366, 5085440), (384, 4847060), (411, 4528640), (435, 4278784), (464, 4011360), (480, 3877648), (488, 3814080), (512, 3635295), (548, 3396480), (580, 3209088), (610, 3051264), (640, 2908236), (685, 2717184), (696, 2674240), (732, 2542720), (768, 2423530), (822, 2264320), (870, 2139392), (915, 2034176), (928, 2005680), (960, 1938824), (976, 1907040), (1096, 1698240), (1160, 1604544), (1220, 1525632), (1280, 1454118), (1370, 1358592), (1392, 1337120), (1464, 1271360), (1536, 1211765), (1644, 1132160), (1740, 1069696), (1769, 1052160), (1830, 1017088), (1856, 1002840), (1920, 969412), (1952, 953520), (2055, 905728), (2192, 849120), (2320, 802272), (2440, 762816), (2560, 727059), (2740, 679296), (2784, 668560), (2928, 635680), (3288, 566080), (3480, 534848), (3538, 526080), (3660, 508544), (3712, 501420), (3840, 484706), (3904, 476760), (3973, 468480), (4110, 452864), (4384, 424560), (4640, 401136), (4880, 381408), (5307, 350720), (5480, 339648), (5568, 334280), (5856, 317840), (6576, 283040), (6960, 267424), (7076, 263040), (7320, 254272), (7424, 250710), (7680, 242353), (7808, 238380), (7946, 234240), (8220, 226432), (8357, 222720), (8768, 212280), (8845, 210432), (9280, 200568), (9760, 190704), (10614, 175360), (10960, 169824), (11136, 167140), (11712, 158920), (11919, 156160), (13152, 141520), (13920, 133712), (14152, 131520), (14640, 127136), (14848, 125355), (15616, 119190), (15892, 117120), (16440, 113216), (16714, 111360), (17536, 106140), (17690, 105216), (18560, 100284), (19520, 95352), (19865, 93696), (21228, 87680), (21920, 84912), (22272, 83570), (23424, 79460), (23838, 78080), (25071, 74240), (26304, 70760), (26535, 70144), (27840, 66856), (28304, 65760), (29280, 63568), (31232, 59595), (31784, 58560), (32880, 56608), (33428, 55680), (35072, 53070), (35380, 52608), (37120, 50142), (39040, 47676), (39730, 46848), (41785, 44544), (42456, 43840)]