420915788160

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{78887}}^1$

素因数の和:79313

約数の個数: 256

約数和(自身を含む): 1537217879040

約数和(自身を除く): 1116302090880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 397, 420, 448, 480, 560, 640, 672, 794, 840, 896, 960, 1120, 1191, 1344, 1588, 1680, 1920, 1985, 2240, 2382, 2688, 2779, 3176, 3360, 3970, 4480, 4764, 5558, 5955, 6352, 6720, 7940, 8337, 9528, 11116, 11910, 12704, 13440, 13895, 15880, 16674, 19056, 22232, 23820, 25408, 27790, 31760, 33348, 38112, 41685, 44464, 47640, 50816, 55580, 63520, 66696, 76224, 78887, 83370, 88928, 95280, 111160, 127040, 133392, 152448, 157774, 166740, 177856, 190560, 222320, 236661, 254080, 266784, 315548, 333480, 355712, 381120, 394435, 444640, 473322, 533568, 552209, 631096, 666960, 762240, 788870, 889280, 946644, 1067136, 1104418, 1183305, 1262192, 1333920, 1577740, 1656627, 1778560, 1893288, 2208836, 2366610, 2524384, 2667840, 2761045, 3155480, 3313254, 3786576, 4417672, 4733220, 5048768, 5335680, 5522090, 6310960, 6626508, 7573152, 8283135, 8835344, 9466440, 10097536, 11044180, 12621920, 13253016, 15146304, 16566270, 17670688, 18932880, 22088360, 25243840, 26506032, 30292608, 31318139, 33132540, 35341376, 37865760, 44176720, 50487680, 53012064, 62636278, 66265080, 70682752, 75731520, 88353440, 93954417, 106024128, 125272556, 132530160, 151463040, 156590695, 176706880, 187908834, 212048256, 219226973, 250545112, 265060320, 313181390, 353413760, 375817668, 438453946, 469772085, 501090224, 530120640, 626362780, 657680919, 751635336, 876907892, 939544170, 1002180448, 1060241280, 1096134865, 1252725560, 1315361838, 1503270672, 1753815784, 1879088340, 2004360896, 2192269730, 2505451120, 2630723676, 3006541344, 3288404595, 3507631568, 3758176680, 4008721792, 4384539460, 5010902240, 5261447352, 6013082688, 6576809190, 7015263136, 7516353360, 8769078920, 10021804480, 10522894704, 12026165376, 13153618380, 14030526272, 15032706720, 17538157840, 20043608960, 21045789408, 26307236760, 28061052544, 30065413440, 35076315680, 42091578816, 52614473520, 60130826880, 70152631360, 84183157632, 105228947040, 140305262720, 210457894080, 420915788160]

約数ペア:

[(1, 420915788160), (2, 210457894080), (3, 140305262720), (4, 105228947040), (5, 84183157632), (6, 70152631360), (7, 60130826880), (8, 52614473520), (10, 42091578816), (12, 35076315680), (14, 30065413440), (15, 28061052544), (16, 26307236760), (20, 21045789408), (21, 20043608960), (24, 17538157840), (28, 15032706720), (30, 14030526272), (32, 13153618380), (35, 12026165376), (40, 10522894704), (42, 10021804480), (48, 8769078920), (56, 7516353360), (60, 7015263136), (64, 6576809190), (70, 6013082688), (80, 5261447352), (84, 5010902240), (96, 4384539460), (105, 4008721792), (112, 3758176680), (120, 3507631568), (128, 3288404595), (140, 3006541344), (160, 2630723676), (168, 2505451120), (192, 2192269730), (210, 2004360896), (224, 1879088340), (240, 1753815784), (280, 1503270672), (320, 1315361838), (336, 1252725560), (384, 1096134865), (397, 1060241280), (420, 1002180448), (448, 939544170), (480, 876907892), (560, 751635336), (640, 657680919), (672, 626362780), (794, 530120640), (840, 501090224), (896, 469772085), (960, 438453946), (1120, 375817668), (1191, 353413760), (1344, 313181390), (1588, 265060320), (1680, 250545112), (1920, 219226973), (1985, 212048256), (2240, 187908834), (2382, 176706880), (2688, 156590695), (2779, 151463040), (3176, 132530160), (3360, 125272556), (3970, 106024128), (4480, 93954417), (4764, 88353440), (5558, 75731520), (5955, 70682752), (6352, 66265080), (6720, 62636278), (7940, 53012064), (8337, 50487680), (9528, 44176720), (11116, 37865760), (11910, 35341376), (12704, 33132540), (13440, 31318139), (13895, 30292608), (15880, 26506032), (16674, 25243840), (19056, 22088360), (22232, 18932880), (23820, 17670688), (25408, 16566270), (27790, 15146304), (31760, 13253016), (33348, 12621920), (38112, 11044180), (41685, 10097536), (44464, 9466440), (47640, 8835344), (50816, 8283135), (55580, 7573152), (63520, 6626508), (66696, 6310960), (76224, 5522090), (78887, 5335680), (83370, 5048768), (88928, 4733220), (95280, 4417672), (111160, 3786576), (127040, 3313254), (133392, 3155480), (152448, 2761045), (157774, 2667840), (166740, 2524384), (177856, 2366610), (190560, 2208836), (222320, 1893288), (236661, 1778560), (254080, 1656627), (266784, 1577740), (315548, 1333920), (333480, 1262192), (355712, 1183305), (381120, 1104418), (394435, 1067136), (444640, 946644), (473322, 889280), (533568, 788870), (552209, 762240), (631096, 666960)]