28181656080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2647}}^1$

素因数の和:2756

約数の個数: 400

約数和(自身を含む): 102981694464

約数和(自身を除く): 74800038384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 53, 54, 60, 62, 72, 80, 81, 90, 93, 106, 108, 120, 124, 135, 144, 155, 159, 162, 180, 186, 212, 216, 240, 248, 265, 270, 279, 310, 318, 324, 360, 372, 405, 424, 432, 465, 477, 496, 530, 540, 558, 620, 636, 648, 720, 744, 795, 810, 837, 848, 930, 954, 1060, 1080, 1116, 1240, 1272, 1296, 1395, 1431, 1488, 1590, 1620, 1643, 1674, 1860, 1908, 2120, 2160, 2232, 2385, 2480, 2511, 2544, 2647, 2790, 2862, 3180, 3240, 3286, 3348, 3720, 3816, 4185, 4240, 4293, 4464, 4770, 4929, 5022, 5294, 5580, 5724, 6360, 6480, 6572, 6696, 7155, 7440, 7632, 7941, 8215, 8370, 8586, 9540, 9858, 10044, 10588, 11160, 11448, 12555, 12720, 13144, 13235, 13392, 14310, 14787, 15882, 16430, 16740, 17172, 19080, 19716, 20088, 21176, 21465, 22320, 22896, 23823, 24645, 25110, 26288, 26470, 28620, 29574, 31764, 32860, 33480, 34344, 38160, 39432, 39705, 40176, 42352, 42930, 44361, 47646, 49290, 50220, 52940, 57240, 59148, 63528, 65720, 66960, 68688, 71469, 73935, 78864, 79410, 82057, 85860, 88722, 95292, 98580, 100440, 105880, 114480, 118296, 119115, 127056, 131440, 133083, 140291, 142938, 147870, 158820, 164114, 171720, 177444, 190584, 197160, 200880, 211760, 214407, 221805, 236592, 238230, 246171, 266166, 280582, 285876, 295740, 317640, 328228, 343440, 354888, 357345, 381168, 394320, 410285, 420873, 428814, 443610, 476460, 492342, 532332, 561164, 571752, 591480, 635280, 656456, 665415, 701455, 709776, 714690, 738513, 820570, 841746, 857628, 887220, 952920, 984684, 1064664, 1072035, 1122328, 1143504, 1182960, 1230855, 1262619, 1312912, 1330830, 1402910, 1429380, 1477026, 1641140, 1683492, 1715256, 1774440, 1905840, 1969368, 2104365, 2129328, 2144070, 2215539, 2244656, 2461710, 2525238, 2661660, 2805820, 2858760, 2954052, 3282280, 3366984, 3430512, 3548880, 3692565, 3787857, 3938736, 4208730, 4288140, 4349021, 4431078, 4923420, 5050476, 5323320, 5611640, 5717520, 5908104, 6313095, 6564560, 6646617, 6733968, 7385130, 7575714, 8417460, 8576280, 8698042, 8862156, 9846840, 10100952, 10646640, 11077695, 11223280, 11363571, 11816208, 12626190, 13047063, 13293234, 14770260, 15151428, 16834920, 17152560, 17396084, 17724312, 18939285, 19693680, 20201904, 21745105, 22155390, 22727142, 25252380, 26094126, 26586468, 29540520, 30302856, 33233085, 33669840, 34792168, 35448624, 37878570, 39141189, 43490210, 44310780, 45454284, 50504760, 52188252, 53172936, 56817855, 59081040, 60605712, 65235315, 66466170, 69584336, 75757140, 78282378, 86980420, 88621560, 90908568, 101009520, 104376504, 106345872, 113635710, 117423567, 130470630, 132932340, 151514280, 156564756, 173960840, 177243120, 181817136, 195705945, 208753008, 227271420, 234847134, 260941260, 265864680, 303028560, 313129512, 347921680, 352270701, 391411890, 454542840, 469694268, 521882520, 531729360, 587117835, 626259024, 704541402, 782823780, 909085680, 939388536, 1043765040, 1174235670, 1409082804, 1565647560, 1761353505, 1878777072, 2348471340, 2818165608, 3131295120, 3522707010, 4696942680, 5636331216, 7045414020, 9393885360, 14090828040, 28181656080]

約数ペア:

[(1, 28181656080), (2, 14090828040), (3, 9393885360), (4, 7045414020), (5, 5636331216), (6, 4696942680), (8, 3522707010), (9, 3131295120), (10, 2818165608), (12, 2348471340), (15, 1878777072), (16, 1761353505), (18, 1565647560), (20, 1409082804), (24, 1174235670), (27, 1043765040), (30, 939388536), (31, 909085680), (36, 782823780), (40, 704541402), (45, 626259024), (48, 587117835), (53, 531729360), (54, 521882520), (60, 469694268), (62, 454542840), (72, 391411890), (80, 352270701), (81, 347921680), (90, 313129512), (93, 303028560), (106, 265864680), (108, 260941260), (120, 234847134), (124, 227271420), (135, 208753008), (144, 195705945), (155, 181817136), (159, 177243120), (162, 173960840), (180, 156564756), (186, 151514280), (212, 132932340), (216, 130470630), (240, 117423567), (248, 113635710), (265, 106345872), (270, 104376504), (279, 101009520), (310, 90908568), (318, 88621560), (324, 86980420), (360, 78282378), (372, 75757140), (405, 69584336), (424, 66466170), (432, 65235315), (465, 60605712), (477, 59081040), (496, 56817855), (530, 53172936), (540, 52188252), (558, 50504760), (620, 45454284), (636, 44310780), (648, 43490210), (720, 39141189), (744, 37878570), (795, 35448624), (810, 34792168), (837, 33669840), (848, 33233085), (930, 30302856), (954, 29540520), (1060, 26586468), (1080, 26094126), (1116, 25252380), (1240, 22727142), (1272, 22155390), (1296, 21745105), (1395, 20201904), (1431, 19693680), (1488, 18939285), (1590, 17724312), (1620, 17396084), (1643, 17152560), (1674, 16834920), (1860, 15151428), (1908, 14770260), (2120, 13293234), (2160, 13047063), (2232, 12626190), (2385, 11816208), (2480, 11363571), (2511, 11223280), (2544, 11077695), (2647, 10646640), (2790, 10100952), (2862, 9846840), (3180, 8862156), (3240, 8698042), (3286, 8576280), (3348, 8417460), (3720, 7575714), (3816, 7385130), (4185, 6733968), (4240, 6646617), (4293, 6564560), (4464, 6313095), (4770, 5908104), (4929, 5717520), (5022, 5611640), (5294, 5323320), (5580, 5050476), (5724, 4923420), (6360, 4431078), (6480, 4349021), (6572, 4288140), (6696, 4208730), (7155, 3938736), (7440, 3787857), (7632, 3692565), (7941, 3548880), (8215, 3430512), (8370, 3366984), (8586, 3282280), (9540, 2954052), (9858, 2858760), (10044, 2805820), (10588, 2661660), (11160, 2525238), (11448, 2461710), (12555, 2244656), (12720, 2215539), (13144, 2144070), (13235, 2129328), (13392, 2104365), (14310, 1969368), (14787, 1905840), (15882, 1774440), (16430, 1715256), (16740, 1683492), (17172, 1641140), (19080, 1477026), (19716, 1429380), (20088, 1402910), (21176, 1330830), (21465, 1312912), (22320, 1262619), (22896, 1230855), (23823, 1182960), (24645, 1143504), (25110, 1122328), (26288, 1072035), (26470, 1064664), (28620, 984684), (29574, 952920), (31764, 887220), (32860, 857628), (33480, 841746), (34344, 820570), (38160, 738513), (39432, 714690), (39705, 709776), (40176, 701455), (42352, 665415), (42930, 656456), (44361, 635280), (47646, 591480), (49290, 571752), (50220, 561164), (52940, 532332), (57240, 492342), (59148, 476460), (63528, 443610), (65720, 428814), (66960, 420873), (68688, 410285), (71469, 394320), (73935, 381168), (78864, 357345), (79410, 354888), (82057, 343440), (85860, 328228), (88722, 317640), (95292, 295740), (98580, 285876), (100440, 280582), (105880, 266166), (114480, 246171), (118296, 238230), (119115, 236592), (127056, 221805), (131440, 214407), (133083, 211760), (140291, 200880), (142938, 197160), (147870, 190584), (158820, 177444), (164114, 171720)]