1810388880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4049}}^1$

素因数の和:4100

約数の個数: 240

約数和(自身を含む): 6580828800

約数和(自身を除く): 4770439920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 135, 138, 144, 162, 180, 184, 207, 216, 230, 240, 243, 270, 276, 324, 345, 360, 368, 405, 414, 432, 460, 486, 540, 552, 621, 648, 690, 720, 810, 828, 920, 972, 1035, 1080, 1104, 1215, 1242, 1296, 1380, 1620, 1656, 1840, 1863, 1944, 2070, 2160, 2430, 2484, 2760, 3105, 3240, 3312, 3726, 3888, 4049, 4140, 4860, 4968, 5520, 5589, 6210, 6480, 7452, 8098, 8280, 9315, 9720, 9936, 11178, 12147, 12420, 14904, 16196, 16560, 18630, 19440, 20245, 22356, 24294, 24840, 27945, 29808, 32392, 36441, 37260, 40490, 44712, 48588, 49680, 55890, 60735, 64784, 72882, 74520, 80980, 89424, 93127, 97176, 109323, 111780, 121470, 145764, 149040, 161960, 182205, 186254, 194352, 218646, 223560, 242940, 279381, 291528, 323920, 327969, 364410, 372508, 437292, 447120, 465635, 485880, 546615, 558762, 583056, 655938, 728820, 745016, 838143, 874584, 931270, 971760, 983907, 1093230, 1117524, 1311876, 1396905, 1457640, 1490032, 1639845, 1676286, 1749168, 1862540, 1967814, 2186460, 2235048, 2514429, 2623752, 2793810, 2915280, 3279690, 3352572, 3725080, 3935628, 4190715, 4372920, 4470096, 4919535, 5028858, 5247504, 5587620, 6559380, 6705144, 7450160, 7543287, 7871256, 8381430, 8745840, 9839070, 10057716, 11175240, 12572145, 13118760, 13410288, 15086574, 15742512, 16762860, 19678140, 20115432, 22350480, 22629861, 25144290, 26237520, 30173148, 33525720, 37716435, 39356280, 40230864, 45259722, 50288580, 60346296, 67051440, 75432870, 78712560, 90519444, 100577160, 113149305, 120692592, 150865740, 181038888, 201154320, 226298610, 301731480, 362077776, 452597220, 603462960, 905194440, 1810388880]

約数ペア:

[(1, 1810388880), (2, 905194440), (3, 603462960), (4, 452597220), (5, 362077776), (6, 301731480), (8, 226298610), (9, 201154320), (10, 181038888), (12, 150865740), (15, 120692592), (16, 113149305), (18, 100577160), (20, 90519444), (23, 78712560), (24, 75432870), (27, 67051440), (30, 60346296), (36, 50288580), (40, 45259722), (45, 40230864), (46, 39356280), (48, 37716435), (54, 33525720), (60, 30173148), (69, 26237520), (72, 25144290), (80, 22629861), (81, 22350480), (90, 20115432), (92, 19678140), (108, 16762860), (115, 15742512), (120, 15086574), (135, 13410288), (138, 13118760), (144, 12572145), (162, 11175240), (180, 10057716), (184, 9839070), (207, 8745840), (216, 8381430), (230, 7871256), (240, 7543287), (243, 7450160), (270, 6705144), (276, 6559380), (324, 5587620), (345, 5247504), (360, 5028858), (368, 4919535), (405, 4470096), (414, 4372920), (432, 4190715), (460, 3935628), (486, 3725080), (540, 3352572), (552, 3279690), (621, 2915280), (648, 2793810), (690, 2623752), (720, 2514429), (810, 2235048), (828, 2186460), (920, 1967814), (972, 1862540), (1035, 1749168), (1080, 1676286), (1104, 1639845), (1215, 1490032), (1242, 1457640), (1296, 1396905), (1380, 1311876), (1620, 1117524), (1656, 1093230), (1840, 983907), (1863, 971760), (1944, 931270), (2070, 874584), (2160, 838143), (2430, 745016), (2484, 728820), (2760, 655938), (3105, 583056), (3240, 558762), (3312, 546615), (3726, 485880), (3888, 465635), (4049, 447120), (4140, 437292), (4860, 372508), (4968, 364410), (5520, 327969), (5589, 323920), (6210, 291528), (6480, 279381), (7452, 242940), (8098, 223560), (8280, 218646), (9315, 194352), (9720, 186254), (9936, 182205), (11178, 161960), (12147, 149040), (12420, 145764), (14904, 121470), (16196, 111780), (16560, 109323), (18630, 97176), (19440, 93127), (20245, 89424), (22356, 80980), (24294, 74520), (24840, 72882), (27945, 64784), (29808, 60735), (32392, 55890), (36441, 49680), (37260, 48588), (40490, 44712)]