20171985120

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39239}}^1$

素因数の和:39287

約数の個数: 384

約数和(自身を含む): 85436467200

約数和(自身を除く): 65264482080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 160, 168, 170, 180, 189, 204, 210, 216, 224, 238, 240, 252, 255, 270, 272, 280, 288, 306, 315, 336, 340, 357, 360, 378, 408, 420, 432, 459, 476, 480, 504, 510, 540, 544, 560, 595, 612, 630, 672, 680, 714, 720, 756, 765, 816, 840, 864, 918, 945, 952, 1008, 1020, 1071, 1080, 1120, 1190, 1224, 1260, 1360, 1428, 1440, 1512, 1530, 1632, 1680, 1785, 1836, 1890, 1904, 2016, 2040, 2142, 2160, 2295, 2380, 2448, 2520, 2720, 2856, 3024, 3060, 3213, 3360, 3570, 3672, 3780, 3808, 4080, 4284, 4320, 4590, 4760, 4896, 5040, 5355, 5712, 6048, 6120, 6426, 7140, 7344, 7560, 8160, 8568, 9180, 9520, 10080, 10710, 11424, 12240, 12852, 14280, 14688, 15120, 16065, 17136, 18360, 19040, 21420, 24480, 25704, 28560, 30240, 32130, 34272, 36720, 39239, 42840, 51408, 57120, 64260, 73440, 78478, 85680, 102816, 117717, 128520, 156956, 171360, 196195, 235434, 257040, 274673, 313912, 353151, 392390, 470868, 514080, 549346, 588585, 627824, 667063, 706302, 784780, 824019, 941736, 1059453, 1098692, 1177170, 1255648, 1334126, 1373365, 1412604, 1569560, 1648038, 1765755, 1883472, 2001189, 2118906, 2197384, 2354340, 2472057, 2668252, 2746730, 2825208, 3139120, 3296076, 3335315, 3531510, 3766944, 4002378, 4120095, 4237812, 4394768, 4669441, 4708680, 4944114, 5297265, 5336504, 5493460, 5650416, 6003567, 6278240, 6592152, 6670630, 7063020, 7416171, 8004756, 8240190, 8475624, 8789536, 9338882, 9417360, 9888228, 10005945, 10594530, 10673008, 10986920, 11300832, 12007134, 12360285, 13184304, 13341260, 14008323, 14126040, 14832342, 16009512, 16480380, 16951248, 18010701, 18677764, 18834720, 19776456, 20011890, 21189060, 21346016, 21973840, 23347205, 24014268, 24720570, 26368608, 26682520, 28016646, 28252080, 29664684, 30017835, 32019024, 32960760, 33902496, 36021402, 37080855, 37355528, 39552912, 40023780, 42024969, 42378120, 43947680, 46694410, 48028536, 49441140, 53365040, 56033292, 56504160, 59329368, 60035670, 64038048, 65921520, 70041615, 72042804, 74161710, 74711056, 79105824, 80047560, 84049938, 84756240, 90053505, 93388820, 96057072, 98882280, 106730080, 112066584, 118658736, 120071340, 126074907, 131843040, 140083230, 144085608, 148323420, 149422112, 160095120, 168099876, 169512480, 180107010, 186777640, 192114144, 197764560, 210124845, 224133168, 237317472, 240142680, 252149814, 280166460, 288171216, 296646840, 320190240, 336199752, 360214020, 373555280, 395529120, 420249690, 448266336, 480285360, 504299628, 560332920, 576342432, 593293680, 630374535, 672399504, 720428040, 747110560, 840499380, 960570720, 1008599256, 1120665840, 1186587360, 1260749070, 1344799008, 1440856080, 1680998760, 2017198512, 2241331680, 2521498140, 2881712160, 3361997520, 4034397024, 5042996280, 6723995040, 10085992560, 20171985120]

約数ペア:

[(1, 20171985120), (2, 10085992560), (3, 6723995040), (4, 5042996280), (5, 4034397024), (6, 3361997520), (7, 2881712160), (8, 2521498140), (9, 2241331680), (10, 2017198512), (12, 1680998760), (14, 1440856080), (15, 1344799008), (16, 1260749070), (17, 1186587360), (18, 1120665840), (20, 1008599256), (21, 960570720), (24, 840499380), (27, 747110560), (28, 720428040), (30, 672399504), (32, 630374535), (34, 593293680), (35, 576342432), (36, 560332920), (40, 504299628), (42, 480285360), (45, 448266336), (48, 420249690), (51, 395529120), (54, 373555280), (56, 360214020), (60, 336199752), (63, 320190240), (68, 296646840), (70, 288171216), (72, 280166460), (80, 252149814), (84, 240142680), (85, 237317472), (90, 224133168), (96, 210124845), (102, 197764560), (105, 192114144), (108, 186777640), (112, 180107010), (119, 169512480), (120, 168099876), (126, 160095120), (135, 149422112), (136, 148323420), (140, 144085608), (144, 140083230), (153, 131843040), (160, 126074907), (168, 120071340), (170, 118658736), (180, 112066584), (189, 106730080), (204, 98882280), (210, 96057072), (216, 93388820), (224, 90053505), (238, 84756240), (240, 84049938), (252, 80047560), (255, 79105824), (270, 74711056), (272, 74161710), (280, 72042804), (288, 70041615), (306, 65921520), (315, 64038048), (336, 60035670), (340, 59329368), (357, 56504160), (360, 56033292), (378, 53365040), (408, 49441140), (420, 48028536), (432, 46694410), (459, 43947680), (476, 42378120), (480, 42024969), (504, 40023780), (510, 39552912), (540, 37355528), (544, 37080855), (560, 36021402), (595, 33902496), (612, 32960760), (630, 32019024), (672, 30017835), (680, 29664684), (714, 28252080), (720, 28016646), (756, 26682520), (765, 26368608), (816, 24720570), (840, 24014268), (864, 23347205), (918, 21973840), (945, 21346016), (952, 21189060), (1008, 20011890), (1020, 19776456), (1071, 18834720), (1080, 18677764), (1120, 18010701), (1190, 16951248), (1224, 16480380), (1260, 16009512), (1360, 14832342), (1428, 14126040), (1440, 14008323), (1512, 13341260), (1530, 13184304), (1632, 12360285), (1680, 12007134), (1785, 11300832), (1836, 10986920), (1890, 10673008), (1904, 10594530), (2016, 10005945), (2040, 9888228), (2142, 9417360), (2160, 9338882), (2295, 8789536), (2380, 8475624), (2448, 8240190), (2520, 8004756), (2720, 7416171), (2856, 7063020), (3024, 6670630), (3060, 6592152), (3213, 6278240), (3360, 6003567), (3570, 5650416), (3672, 5493460), (3780, 5336504), (3808, 5297265), (4080, 4944114), (4284, 4708680), (4320, 4669441), (4590, 4394768), (4760, 4237812), (4896, 4120095), (5040, 4002378), (5355, 3766944), (5712, 3531510), (6048, 3335315), (6120, 3296076), (6426, 3139120), (7140, 2825208), (7344, 2746730), (7560, 2668252), (8160, 2472057), (8568, 2354340), (9180, 2197384), (9520, 2118906), (10080, 2001189), (10710, 1883472), (11424, 1765755), (12240, 1648038), (12852, 1569560), (14280, 1412604), (14688, 1373365), (15120, 1334126), (16065, 1255648), (17136, 1177170), (18360, 1098692), (19040, 1059453), (21420, 941736), (24480, 824019), (25704, 784780), (28560, 706302), (30240, 667063), (32130, 627824), (34272, 588585), (36720, 549346), (39239, 514080), (42840, 470868), (51408, 392390), (57120, 353151), (64260, 313912), (73440, 274673), (78478, 257040), (85680, 235434), (102816, 196195), (117717, 171360), (128520, 156956)]