1771020160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:733

約数の個数: 256

約数和(自身を含む): 5329981440

約数和(自身を除く): 3558961280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 47, 52, 56, 64, 65, 70, 80, 91, 94, 104, 112, 128, 130, 140, 160, 182, 188, 208, 224, 235, 260, 280, 320, 329, 364, 376, 416, 448, 455, 470, 520, 560, 611, 640, 647, 658, 728, 752, 832, 896, 910, 940, 1040, 1120, 1222, 1294, 1316, 1456, 1504, 1645, 1664, 1820, 1880, 2080, 2240, 2444, 2588, 2632, 2912, 3008, 3055, 3235, 3290, 3640, 3760, 4160, 4277, 4480, 4529, 4888, 5176, 5264, 5824, 6016, 6110, 6470, 6580, 7280, 7520, 8320, 8411, 8554, 9058, 9776, 10352, 10528, 11648, 12220, 12940, 13160, 14560, 15040, 16822, 17108, 18116, 19552, 20704, 21056, 21385, 22645, 24440, 25880, 26320, 29120, 30080, 30409, 33644, 34216, 36232, 39104, 41408, 42055, 42112, 42770, 45290, 48880, 51760, 52640, 58240, 58877, 60818, 67288, 68432, 72464, 78208, 82816, 84110, 85540, 90580, 97760, 103520, 105280, 117754, 121636, 134576, 136864, 144928, 152045, 168220, 171080, 181160, 195520, 207040, 210560, 212863, 235508, 243272, 269152, 273728, 289856, 294385, 304090, 336440, 342160, 362320, 391040, 395317, 414080, 425726, 471016, 486544, 538304, 547456, 579712, 588770, 608180, 672880, 684320, 724640, 790634, 851452, 942032, 973088, 1064315, 1076608, 1177540, 1216360, 1345760, 1368640, 1449280, 1581268, 1702904, 1884064, 1946176, 1976585, 2128630, 2355080, 2432720, 2691520, 2737280, 2767219, 2898560, 3162536, 3405808, 3768128, 3892352, 3953170, 4257260, 4710160, 4865440, 5383040, 5534438, 6325072, 6811616, 7536256, 7906340, 8514520, 9420320, 9730880, 11068876, 12650144, 13623232, 13836095, 15812680, 17029040, 18840640, 19461760, 22137752, 25300288, 27246464, 27672190, 31625360, 34058080, 37681280, 44275504, 50600576, 55344380, 63250720, 68116160, 88551008, 110688760, 126501440, 136232320, 177102016, 221377520, 253002880, 354204032, 442755040, 885510080, 1771020160]

約数ペア:

[(1, 1771020160), (2, 885510080), (4, 442755040), (5, 354204032), (7, 253002880), (8, 221377520), (10, 177102016), (13, 136232320), (14, 126501440), (16, 110688760), (20, 88551008), (26, 68116160), (28, 63250720), (32, 55344380), (35, 50600576), (40, 44275504), (47, 37681280), (52, 34058080), (56, 31625360), (64, 27672190), (65, 27246464), (70, 25300288), (80, 22137752), (91, 19461760), (94, 18840640), (104, 17029040), (112, 15812680), (128, 13836095), (130, 13623232), (140, 12650144), (160, 11068876), (182, 9730880), (188, 9420320), (208, 8514520), (224, 7906340), (235, 7536256), (260, 6811616), (280, 6325072), (320, 5534438), (329, 5383040), (364, 4865440), (376, 4710160), (416, 4257260), (448, 3953170), (455, 3892352), (470, 3768128), (520, 3405808), (560, 3162536), (611, 2898560), (640, 2767219), (647, 2737280), (658, 2691520), (728, 2432720), (752, 2355080), (832, 2128630), (896, 1976585), (910, 1946176), (940, 1884064), (1040, 1702904), (1120, 1581268), (1222, 1449280), (1294, 1368640), (1316, 1345760), (1456, 1216360), (1504, 1177540), (1645, 1076608), (1664, 1064315), (1820, 973088), (1880, 942032), (2080, 851452), (2240, 790634), (2444, 724640), (2588, 684320), (2632, 672880), (2912, 608180), (3008, 588770), (3055, 579712), (3235, 547456), (3290, 538304), (3640, 486544), (3760, 471016), (4160, 425726), (4277, 414080), (4480, 395317), (4529, 391040), (4888, 362320), (5176, 342160), (5264, 336440), (5824, 304090), (6016, 294385), (6110, 289856), (6470, 273728), (6580, 269152), (7280, 243272), (7520, 235508), (8320, 212863), (8411, 210560), (8554, 207040), (9058, 195520), (9776, 181160), (10352, 171080), (10528, 168220), (11648, 152045), (12220, 144928), (12940, 136864), (13160, 134576), (14560, 121636), (15040, 117754), (16822, 105280), (17108, 103520), (18116, 97760), (19552, 90580), (20704, 85540), (21056, 84110), (21385, 82816), (22645, 78208), (24440, 72464), (25880, 68432), (26320, 67288), (29120, 60818), (30080, 58877), (30409, 58240), (33644, 52640), (34216, 51760), (36232, 48880), (39104, 45290), (41408, 42770), (42055, 42112)]