420739920

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:992

約数の個数: 240

約数和(自身を含む): 1530652032

約数和(自身を除く): 1109912112

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, 941, 972, 1035, 1080, 1104, 1215, 1242, 1296, 1380, 1620, 1656, 1840, 1863, 1882, 1944, 2070, 2160, 2430, 2484, 2760, 2823, 3105, 3240, 3312, 3726, 3764, 3888, 4140, 4705, 4860, 4968, 5520, 5589, 5646, 6210, 6480, 7452, 7528, 8280, 8469, 9315, 9410, 9720, 9936, 11178, 11292, 12420, 14115, 14904, 15056, 16560, 16938, 18630, 18820, 19440, 21643, 22356, 22584, 24840, 25407, 27945, 28230, 29808, 33876, 37260, 37640, 42345, 43286, 44712, 45168, 49680, 50814, 55890, 56460, 64929, 67752, 74520, 75280, 76221, 84690, 86572, 89424, 101628, 108215, 111780, 112920, 127035, 129858, 135504, 149040, 152442, 169380, 173144, 194787, 203256, 216430, 223560, 225840, 228663, 254070, 259716, 304884, 324645, 338760, 346288, 381105, 389574, 406512, 432860, 447120, 457326, 508140, 519432, 584361, 609768, 649290, 677520, 762210, 779148, 865720, 914652, 973935, 1016280, 1038864, 1143315, 1168722, 1219536, 1298580, 1524420, 1558296, 1731440, 1753083, 1829304, 1947870, 2032560, 2286630, 2337444, 2597160, 2921805, 3048840, 3116592, 3506166, 3658608, 3895740, 4573260, 4674888, 5194320, 5259249, 5843610, 6097680, 7012332, 7791480, 8765415, 9146520, 9349776, 10518498, 11687220, 14024664, 15582960, 17530830, 18293040, 21036996, 23374440, 26296245, 28049328, 35061660, 42073992, 46748880, 52592490, 70123320, 84147984, 105184980, 140246640, 210369960, 420739920]

約数ペア:

[(1, 420739920), (2, 210369960), (3, 140246640), (4, 105184980), (5, 84147984), (6, 70123320), (8, 52592490), (9, 46748880), (10, 42073992), (12, 35061660), (15, 28049328), (16, 26296245), (18, 23374440), (20, 21036996), (23, 18293040), (24, 17530830), (27, 15582960), (30, 14024664), (36, 11687220), (40, 10518498), (45, 9349776), (46, 9146520), (48, 8765415), (54, 7791480), (60, 7012332), (69, 6097680), (72, 5843610), (80, 5259249), (81, 5194320), (90, 4674888), (92, 4573260), (108, 3895740), (115, 3658608), (120, 3506166), (135, 3116592), (138, 3048840), (144, 2921805), (162, 2597160), (180, 2337444), (184, 2286630), (207, 2032560), (216, 1947870), (230, 1829304), (240, 1753083), (243, 1731440), (270, 1558296), (276, 1524420), (324, 1298580), (345, 1219536), (360, 1168722), (368, 1143315), (405, 1038864), (414, 1016280), (432, 973935), (460, 914652), (486, 865720), (540, 779148), (552, 762210), (621, 677520), (648, 649290), (690, 609768), (720, 584361), (810, 519432), (828, 508140), (920, 457326), (941, 447120), (972, 432860), (1035, 406512), (1080, 389574), (1104, 381105), (1215, 346288), (1242, 338760), (1296, 324645), (1380, 304884), (1620, 259716), (1656, 254070), (1840, 228663), (1863, 225840), (1882, 223560), (1944, 216430), (2070, 203256), (2160, 194787), (2430, 173144), (2484, 169380), (2760, 152442), (2823, 149040), (3105, 135504), (3240, 129858), (3312, 127035), (3726, 112920), (3764, 111780), (3888, 108215), (4140, 101628), (4705, 89424), (4860, 86572), (4968, 84690), (5520, 76221), (5589, 75280), (5646, 74520), (6210, 67752), (6480, 64929), (7452, 56460), (7528, 55890), (8280, 50814), (8469, 49680), (9315, 45168), (9410, 44712), (9720, 43286), (9936, 42345), (11178, 37640), (11292, 37260), (12420, 33876), (14115, 29808), (14904, 28230), (15056, 27945), (16560, 25407), (16938, 24840), (18630, 22584), (18820, 22356), (19440, 21643)]