400690080

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:468

約数の個数: 288

約数和(自身を含む): 1580027904

約数和(自身を除く): 1179337824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 127, 140, 144, 160, 168, 180, 210, 224, 240, 252, 254, 280, 288, 313, 315, 336, 360, 381, 420, 480, 504, 508, 560, 626, 630, 635, 672, 720, 762, 840, 889, 939, 1008, 1016, 1120, 1143, 1252, 1260, 1270, 1440, 1524, 1565, 1680, 1778, 1878, 1905, 2016, 2032, 2191, 2286, 2504, 2520, 2540, 2667, 2817, 3048, 3130, 3360, 3556, 3756, 3810, 4064, 4382, 4445, 4572, 4695, 5008, 5040, 5080, 5334, 5634, 5715, 6096, 6260, 6573, 7112, 7512, 7620, 8001, 8764, 8890, 9144, 9390, 10016, 10080, 10160, 10668, 10955, 11268, 11430, 12192, 12520, 13146, 13335, 14085, 14224, 15024, 15240, 16002, 17528, 17780, 18288, 18780, 19719, 20320, 21336, 21910, 22536, 22860, 25040, 26292, 26670, 28170, 28448, 30048, 30480, 32004, 32865, 35056, 35560, 36576, 37560, 39438, 39751, 40005, 42672, 43820, 45072, 45720, 50080, 52584, 53340, 56340, 60960, 64008, 65730, 70112, 71120, 75120, 78876, 79502, 80010, 85344, 87640, 90144, 91440, 98595, 105168, 106680, 112680, 119253, 128016, 131460, 142240, 150240, 157752, 159004, 160020, 175280, 182880, 197190, 198755, 210336, 213360, 225360, 238506, 256032, 262920, 278257, 315504, 318008, 320040, 350560, 357759, 394380, 397510, 426720, 450720, 477012, 525840, 556514, 596265, 631008, 636016, 640080, 715518, 788760, 795020, 834771, 954024, 1051680, 1113028, 1192530, 1272032, 1280160, 1391285, 1431036, 1577520, 1590040, 1669542, 1788795, 1908048, 2226056, 2385060, 2504313, 2782570, 2862072, 3155040, 3180080, 3339084, 3577590, 3816096, 4173855, 4452112, 4770120, 5008626, 5565140, 5724144, 6360160, 6678168, 7155180, 8347710, 8904224, 9540240, 10017252, 11130280, 11448288, 12521565, 13356336, 14310360, 16695420, 19080480, 20034504, 22260560, 25043130, 26712672, 28620720, 33390840, 40069008, 44521120, 50086260, 57241440, 66781680, 80138016, 100172520, 133563360, 200345040, 400690080]

約数ペア:

[(1, 400690080), (2, 200345040), (3, 133563360), (4, 100172520), (5, 80138016), (6, 66781680), (7, 57241440), (8, 50086260), (9, 44521120), (10, 40069008), (12, 33390840), (14, 28620720), (15, 26712672), (16, 25043130), (18, 22260560), (20, 20034504), (21, 19080480), (24, 16695420), (28, 14310360), (30, 13356336), (32, 12521565), (35, 11448288), (36, 11130280), (40, 10017252), (42, 9540240), (45, 8904224), (48, 8347710), (56, 7155180), (60, 6678168), (63, 6360160), (70, 5724144), (72, 5565140), (80, 5008626), (84, 4770120), (90, 4452112), (96, 4173855), (105, 3816096), (112, 3577590), (120, 3339084), (126, 3180080), (127, 3155040), (140, 2862072), (144, 2782570), (160, 2504313), (168, 2385060), (180, 2226056), (210, 1908048), (224, 1788795), (240, 1669542), (252, 1590040), (254, 1577520), (280, 1431036), (288, 1391285), (313, 1280160), (315, 1272032), (336, 1192530), (360, 1113028), (381, 1051680), (420, 954024), (480, 834771), (504, 795020), (508, 788760), (560, 715518), (626, 640080), (630, 636016), (635, 631008), (672, 596265), (720, 556514), (762, 525840), (840, 477012), (889, 450720), (939, 426720), (1008, 397510), (1016, 394380), (1120, 357759), (1143, 350560), (1252, 320040), (1260, 318008), (1270, 315504), (1440, 278257), (1524, 262920), (1565, 256032), (1680, 238506), (1778, 225360), (1878, 213360), (1905, 210336), (2016, 198755), (2032, 197190), (2191, 182880), (2286, 175280), (2504, 160020), (2520, 159004), (2540, 157752), (2667, 150240), (2817, 142240), (3048, 131460), (3130, 128016), (3360, 119253), (3556, 112680), (3756, 106680), (3810, 105168), (4064, 98595), (4382, 91440), (4445, 90144), (4572, 87640), (4695, 85344), (5008, 80010), (5040, 79502), (5080, 78876), (5334, 75120), (5634, 71120), (5715, 70112), (6096, 65730), (6260, 64008), (6573, 60960), (7112, 56340), (7512, 53340), (7620, 52584), (8001, 50080), (8764, 45720), (8890, 45072), (9144, 43820), (9390, 42672), (10016, 40005), (10080, 39751), (10160, 39438), (10668, 37560), (10955, 36576), (11268, 35560), (11430, 35056), (12192, 32865), (12520, 32004), (13146, 30480), (13335, 30048), (14085, 28448), (14224, 28170), (15024, 26670), (15240, 26292), (16002, 25040), (17528, 22860), (17780, 22536), (18288, 21910), (18780, 21336), (19719, 20320)]