20197494720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179821}}^1$

素因数の和:179860

約数の個数: 224

約数和(自身を含む): 76733643840

約数和(自身を除く): 56536149120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1728, 1755, 1872, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3510, 3744, 4160, 4320, 4680, 5616, 6240, 7020, 7488, 8640, 9360, 11232, 12480, 14040, 18720, 22464, 28080, 37440, 56160, 112320, 179821, 359642, 539463, 719284, 899105, 1078926, 1438568, 1618389, 1798210, 2157852, 2337673, 2697315, 2877136, 3236778, 3596420, 4315704, 4675346, 4855167, 5394630, 5754272, 6473556, 7013019, 7192840, 8091945, 8631408, 9350692, 9710334, 10789260, 11508544, 11688365, 12947112, 14026038, 14385680, 16183890, 17262816, 18701384, 19420668, 21039057, 21578520, 23376730, 24275835, 25894224, 28052076, 28771360, 32367780, 34525632, 35065095, 37402768, 38841336, 42078114, 43157040, 46753460, 48551670, 51788448, 56104152, 57542720, 63117171, 64735560, 70130190, 74805536, 77682672, 84156228, 86314080, 93506920, 97103340, 103576896, 105195285, 112208304, 126234342, 129471120, 140260380, 149611072, 155365344, 168312456, 172628160, 187013840, 194206680, 210390570, 224416608, 252468684, 258942240, 280520760, 310730688, 315585855, 336624912, 374027680, 388413360, 420781140, 448833216, 504937368, 517884480, 561041520, 631171710, 673249824, 748055360, 776826720, 841562280, 1009874736, 1122083040, 1262343420, 1346499648, 1553653440, 1683124560, 2019749472, 2244166080, 2524686840, 3366249120, 4039498944, 5049373680, 6732498240, 10098747360, 20197494720]

約数ペア:

[(1, 20197494720), (2, 10098747360), (3, 6732498240), (4, 5049373680), (5, 4039498944), (6, 3366249120), (8, 2524686840), (9, 2244166080), (10, 2019749472), (12, 1683124560), (13, 1553653440), (15, 1346499648), (16, 1262343420), (18, 1122083040), (20, 1009874736), (24, 841562280), (26, 776826720), (27, 748055360), (30, 673249824), (32, 631171710), (36, 561041520), (39, 517884480), (40, 504937368), (45, 448833216), (48, 420781140), (52, 388413360), (54, 374027680), (60, 336624912), (64, 315585855), (65, 310730688), (72, 280520760), (78, 258942240), (80, 252468684), (90, 224416608), (96, 210390570), (104, 194206680), (108, 187013840), (117, 172628160), (120, 168312456), (130, 155365344), (135, 149611072), (144, 140260380), (156, 129471120), (160, 126234342), (180, 112208304), (192, 105195285), (195, 103576896), (208, 97103340), (216, 93506920), (234, 86314080), (240, 84156228), (260, 77682672), (270, 74805536), (288, 70130190), (312, 64735560), (320, 63117171), (351, 57542720), (360, 56104152), (390, 51788448), (416, 48551670), (432, 46753460), (468, 43157040), (480, 42078114), (520, 38841336), (540, 37402768), (576, 35065095), (585, 34525632), (624, 32367780), (702, 28771360), (720, 28052076), (780, 25894224), (832, 24275835), (864, 23376730), (936, 21578520), (960, 21039057), (1040, 19420668), (1080, 18701384), (1170, 17262816), (1248, 16183890), (1404, 14385680), (1440, 14026038), (1560, 12947112), (1728, 11688365), (1755, 11508544), (1872, 10789260), (2080, 9710334), (2160, 9350692), (2340, 8631408), (2496, 8091945), (2808, 7192840), (2880, 7013019), (3120, 6473556), (3510, 5754272), (3744, 5394630), (4160, 4855167), (4320, 4675346), (4680, 4315704), (5616, 3596420), (6240, 3236778), (7020, 2877136), (7488, 2697315), (8640, 2337673), (9360, 2157852), (11232, 1798210), (12480, 1618389), (14040, 1438568), (18720, 1078926), (22464, 899105), (28080, 719284), (37440, 539463), (56160, 359642), (112320, 179821)]