20010251520

素因数分解:

$2^8\times 3^2\times 5^1\times 7^2\times {\mathrm{35449}}^1$

素因数の和:35490

約数の個数: 324

約数和(自身を含む): 80539067700

約数和(自身を除く): 60528816180

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, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 720, 735, 768, 784, 840, 882, 896, 960, 980, 1008, 1120, 1152, 1176, 1260, 1280, 1344, 1440, 1470, 1568, 1680, 1764, 1792, 1920, 1960, 2016, 2205, 2240, 2304, 2352, 2520, 2688, 2880, 2940, 3136, 3360, 3528, 3840, 3920, 4032, 4410, 4480, 4704, 5040, 5376, 5760, 5880, 6272, 6720, 7056, 7840, 8064, 8820, 8960, 9408, 10080, 11520, 11760, 12544, 13440, 14112, 15680, 16128, 17640, 18816, 20160, 23520, 26880, 28224, 31360, 35280, 35449, 37632, 40320, 47040, 56448, 62720, 70560, 70898, 80640, 94080, 106347, 112896, 141120, 141796, 177245, 188160, 212694, 248143, 282240, 283592, 319041, 354490, 425388, 496286, 531735, 564480, 567184, 638082, 708980, 744429, 850776, 992572, 1063470, 1134368, 1240715, 1276164, 1417960, 1488858, 1595205, 1701552, 1737001, 1985144, 2126940, 2233287, 2268736, 2481430, 2552328, 2835920, 2977716, 3190410, 3403104, 3474002, 3722145, 3970288, 4253880, 4466574, 4537472, 4962860, 5104656, 5211003, 5671840, 5955432, 6380820, 6806208, 6948004, 7444290, 7940576, 8507760, 8685005, 8933148, 9074944, 9925720, 10209312, 10422006, 11166435, 11343680, 11910864, 12761640, 13612416, 13896008, 14888580, 15633009, 15881152, 17015520, 17370010, 17866296, 19851440, 20418624, 20844012, 22332870, 22687360, 23821728, 25523280, 26055015, 27224832, 27792016, 29777160, 31266018, 31762304, 34031040, 34740020, 35732592, 39702880, 40837248, 41688024, 44665740, 45374720, 47643456, 51046560, 52110030, 55584032, 59554320, 62532036, 63524608, 68062080, 69480040, 71465184, 78165045, 79405760, 81674496, 83376048, 89331480, 95286912, 102093120, 104220060, 111168064, 119108640, 125064072, 136124160, 138960080, 142930368, 156330090, 158811520, 166752096, 178662960, 190573824, 204186240, 208440120, 222336128, 238217280, 250128144, 277920160, 285860736, 312660180, 317623040, 333504192, 357325920, 408372480, 416880240, 444672256, 476434560, 500256288, 555840320, 571721472, 625320360, 667008384, 714651840, 833760480, 952869120, 1000512576, 1111680640, 1250640720, 1334016768, 1429303680, 1667520960, 2001025152, 2223361280, 2501281440, 2858607360, 3335041920, 4002050304, 5002562880, 6670083840, 10005125760, 20010251520]

約数ペア:

[(1, 20010251520), (2, 10005125760), (3, 6670083840), (4, 5002562880), (5, 4002050304), (6, 3335041920), (7, 2858607360), (8, 2501281440), (9, 2223361280), (10, 2001025152), (12, 1667520960), (14, 1429303680), (15, 1334016768), (16, 1250640720), (18, 1111680640), (20, 1000512576), (21, 952869120), (24, 833760480), (28, 714651840), (30, 667008384), (32, 625320360), (35, 571721472), (36, 555840320), (40, 500256288), (42, 476434560), (45, 444672256), (48, 416880240), (49, 408372480), (56, 357325920), (60, 333504192), (63, 317623040), (64, 312660180), (70, 285860736), (72, 277920160), (80, 250128144), (84, 238217280), (90, 222336128), (96, 208440120), (98, 204186240), (105, 190573824), (112, 178662960), (120, 166752096), (126, 158811520), (128, 156330090), (140, 142930368), (144, 138960080), (147, 136124160), (160, 125064072), (168, 119108640), (180, 111168064), (192, 104220060), (196, 102093120), (210, 95286912), (224, 89331480), (240, 83376048), (245, 81674496), (252, 79405760), (256, 78165045), (280, 71465184), (288, 69480040), (294, 68062080), (315, 63524608), (320, 62532036), (336, 59554320), (360, 55584032), (384, 52110030), (392, 51046560), (420, 47643456), (441, 45374720), (448, 44665740), (480, 41688024), (490, 40837248), (504, 39702880), (560, 35732592), (576, 34740020), (588, 34031040), (630, 31762304), (640, 31266018), (672, 29777160), (720, 27792016), (735, 27224832), (768, 26055015), (784, 25523280), (840, 23821728), (882, 22687360), (896, 22332870), (960, 20844012), (980, 20418624), (1008, 19851440), (1120, 17866296), (1152, 17370010), (1176, 17015520), (1260, 15881152), (1280, 15633009), (1344, 14888580), (1440, 13896008), (1470, 13612416), (1568, 12761640), (1680, 11910864), (1764, 11343680), (1792, 11166435), (1920, 10422006), (1960, 10209312), (2016, 9925720), (2205, 9074944), (2240, 8933148), (2304, 8685005), (2352, 8507760), (2520, 7940576), (2688, 7444290), (2880, 6948004), (2940, 6806208), (3136, 6380820), (3360, 5955432), (3528, 5671840), (3840, 5211003), (3920, 5104656), (4032, 4962860), (4410, 4537472), (4480, 4466574), (4704, 4253880), (5040, 3970288), (5376, 3722145), (5760, 3474002), (5880, 3403104), (6272, 3190410), (6720, 2977716), (7056, 2835920), (7840, 2552328), (8064, 2481430), (8820, 2268736), (8960, 2233287), (9408, 2126940), (10080, 1985144), (11520, 1737001), (11760, 1701552), (12544, 1595205), (13440, 1488858), (14112, 1417960), (15680, 1276164), (16128, 1240715), (17640, 1134368), (18816, 1063470), (20160, 992572), (23520, 850776), (26880, 744429), (28224, 708980), (31360, 638082), (35280, 567184), (35449, 564480), (37632, 531735), (40320, 496286), (47040, 425388), (56448, 354490), (62720, 319041), (70560, 283592), (70898, 282240), (80640, 248143), (94080, 212694), (106347, 188160), (112896, 177245), (141120, 141796)]