20703171494880

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{684628687}}^1$

素因数の和:684628718

約数の個数: 192

約数和(自身を含む): 82812686100480

約数和(自身を除く): 62109514605600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 684628687, 1369257374, 2053886061, 2738514748, 3423143435, 4107772122, 4792400809, 5477029496, 6161658183, 6846286870, 8215544244, 9584801618, 10269430305, 10954058992, 12323316366, 13692573740, 14377202427, 16431088488, 18484974549, 19169603236, 20538860610, 21908117984, 23962004045, 24646632732, 27385147480, 28754404854, 30808290915, 32862176976, 36969949098, 38339206472, 41077721220, 43131607281, 47924008090, 49293265464, 54770294960, 57508809708, 61616581830, 65724353952, 71886012135, 73939898196, 76678412944, 82155442440, 86263214562, 92424872745, 95848016180, 98586530928, 109540589920, 115017619416, 123233163660, 129394821843, 143772024270, 147879796392, 153356825888, 164310884880, 172526429124, 184849745490, 191696032360, 197173061856, 215658036405, 230035238832, 246466327320, 258789643686, 287544048540, 295759592784, 328621769760, 345052858248, 369699490980, 383392064720, 431316072810, 460070477664, 492932654640, 517579287372, 575088097080, 591519185568, 646974109215, 690105716496, 739398981960, 766784129440, 862632145620, 985865309280, 1035158574744, 1150176194160, 1293948218430, 1380211432992, 1478797963920, 1725264291240, 2070317149488, 2300352388320, 2587896436860, 2957595927840, 3450528582480, 4140634298976, 5175792873720, 6901057164960, 10351585747440, 20703171494880]

約数ペア:

[(1, 20703171494880), (2, 10351585747440), (3, 6901057164960), (4, 5175792873720), (5, 4140634298976), (6, 3450528582480), (7, 2957595927840), (8, 2587896436860), (9, 2300352388320), (10, 2070317149488), (12, 1725264291240), (14, 1478797963920), (15, 1380211432992), (16, 1293948218430), (18, 1150176194160), (20, 1035158574744), (21, 985865309280), (24, 862632145620), (27, 766784129440), (28, 739398981960), (30, 690105716496), (32, 646974109215), (35, 591519185568), (36, 575088097080), (40, 517579287372), (42, 492932654640), (45, 460070477664), (48, 431316072810), (54, 383392064720), (56, 369699490980), (60, 345052858248), (63, 328621769760), (70, 295759592784), (72, 287544048540), (80, 258789643686), (84, 246466327320), (90, 230035238832), (96, 215658036405), (105, 197173061856), (108, 191696032360), (112, 184849745490), (120, 172526429124), (126, 164310884880), (135, 153356825888), (140, 147879796392), (144, 143772024270), (160, 129394821843), (168, 123233163660), (180, 115017619416), (189, 109540589920), (210, 98586530928), (216, 95848016180), (224, 92424872745), (240, 86263214562), (252, 82155442440), (270, 76678412944), (280, 73939898196), (288, 71886012135), (315, 65724353952), (336, 61616581830), (360, 57508809708), (378, 54770294960), (420, 49293265464), (432, 47924008090), (480, 43131607281), (504, 41077721220), (540, 38339206472), (560, 36969949098), (630, 32862176976), (672, 30808290915), (720, 28754404854), (756, 27385147480), (840, 24646632732), (864, 23962004045), (945, 21908117984), (1008, 20538860610), (1080, 19169603236), (1120, 18484974549), (1260, 16431088488), (1440, 14377202427), (1512, 13692573740), (1680, 12323316366), (1890, 10954058992), (2016, 10269430305), (2160, 9584801618), (2520, 8215544244), (3024, 6846286870), (3360, 6161658183), (3780, 5477029496), (4320, 4792400809), (5040, 4107772122), (6048, 3423143435), (7560, 2738514748), (10080, 2053886061), (15120, 1369257374), (30240, 684628687)]