81822960

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 280

約数和(自身を含む): 302507424

約数和(自身を除く): 220684464

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, 61, 69, 72, 80, 81, 90, 92, 108, 115, 120, 122, 135, 138, 144, 162, 180, 183, 184, 207, 216, 230, 240, 243, 244, 270, 276, 305, 324, 345, 360, 366, 368, 405, 414, 432, 460, 486, 488, 540, 549, 552, 610, 621, 648, 690, 720, 729, 732, 810, 828, 915, 920, 972, 976, 1035, 1080, 1098, 1104, 1215, 1220, 1242, 1296, 1380, 1403, 1458, 1464, 1620, 1647, 1656, 1830, 1840, 1863, 1944, 2070, 2160, 2196, 2430, 2440, 2484, 2745, 2760, 2806, 2916, 2928, 3105, 3240, 3294, 3312, 3645, 3660, 3726, 3888, 4140, 4209, 4392, 4860, 4880, 4941, 4968, 5490, 5520, 5589, 5612, 5832, 6210, 6480, 6588, 7015, 7290, 7320, 7452, 8235, 8280, 8418, 8784, 9315, 9720, 9882, 9936, 10980, 11178, 11224, 11664, 12420, 12627, 13176, 14030, 14580, 14640, 14823, 14904, 16470, 16560, 16767, 16836, 18630, 19440, 19764, 21045, 21960, 22356, 22448, 24705, 24840, 25254, 26352, 27945, 28060, 29160, 29646, 29808, 32940, 33534, 33672, 37260, 37881, 39528, 42090, 43920, 44469, 44712, 49410, 49680, 50508, 55890, 56120, 58320, 59292, 63135, 65880, 67068, 67344, 74115, 74520, 75762, 79056, 83835, 84180, 88938, 89424, 98820, 101016, 111780, 112240, 113643, 118584, 126270, 131760, 134136, 148230, 149040, 151524, 167670, 168360, 177876, 189405, 197640, 202032, 222345, 223560, 227286, 237168, 252540, 268272, 296460, 303048, 335340, 336720, 340929, 355752, 378810, 395280, 444690, 447120, 454572, 505080, 568215, 592920, 606096, 670680, 681858, 711504, 757620, 889380, 909144, 1010160, 1022787, 1136430, 1185840, 1341360, 1363716, 1515240, 1704645, 1778760, 1818288, 2045574, 2272860, 2727432, 3030480, 3409290, 3557520, 4091148, 4545720, 5113935, 5454864, 6818580, 8182296, 9091440, 10227870, 13637160, 16364592, 20455740, 27274320, 40911480, 81822960]

約数ペア:

[(1, 81822960), (2, 40911480), (3, 27274320), (4, 20455740), (5, 16364592), (6, 13637160), (8, 10227870), (9, 9091440), (10, 8182296), (12, 6818580), (15, 5454864), (16, 5113935), (18, 4545720), (20, 4091148), (23, 3557520), (24, 3409290), (27, 3030480), (30, 2727432), (36, 2272860), (40, 2045574), (45, 1818288), (46, 1778760), (48, 1704645), (54, 1515240), (60, 1363716), (61, 1341360), (69, 1185840), (72, 1136430), (80, 1022787), (81, 1010160), (90, 909144), (92, 889380), (108, 757620), (115, 711504), (120, 681858), (122, 670680), (135, 606096), (138, 592920), (144, 568215), (162, 505080), (180, 454572), (183, 447120), (184, 444690), (207, 395280), (216, 378810), (230, 355752), (240, 340929), (243, 336720), (244, 335340), (270, 303048), (276, 296460), (305, 268272), (324, 252540), (345, 237168), (360, 227286), (366, 223560), (368, 222345), (405, 202032), (414, 197640), (432, 189405), (460, 177876), (486, 168360), (488, 167670), (540, 151524), (549, 149040), (552, 148230), (610, 134136), (621, 131760), (648, 126270), (690, 118584), (720, 113643), (729, 112240), (732, 111780), (810, 101016), (828, 98820), (915, 89424), (920, 88938), (972, 84180), (976, 83835), (1035, 79056), (1080, 75762), (1098, 74520), (1104, 74115), (1215, 67344), (1220, 67068), (1242, 65880), (1296, 63135), (1380, 59292), (1403, 58320), (1458, 56120), (1464, 55890), (1620, 50508), (1647, 49680), (1656, 49410), (1830, 44712), (1840, 44469), (1863, 43920), (1944, 42090), (2070, 39528), (2160, 37881), (2196, 37260), (2430, 33672), (2440, 33534), (2484, 32940), (2745, 29808), (2760, 29646), (2806, 29160), (2916, 28060), (2928, 27945), (3105, 26352), (3240, 25254), (3294, 24840), (3312, 24705), (3645, 22448), (3660, 22356), (3726, 21960), (3888, 21045), (4140, 19764), (4209, 19440), (4392, 18630), (4860, 16836), (4880, 16767), (4941, 16560), (4968, 16470), (5490, 14904), (5520, 14823), (5589, 14640), (5612, 14580), (5832, 14030), (6210, 13176), (6480, 12627), (6588, 12420), (7015, 11664), (7290, 11224), (7320, 11178), (7452, 10980), (8235, 9936), (8280, 9882), (8418, 9720), (8784, 9315)]