20999072640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3877}}^1$

素因数の和:3950

約数の個数: 512

約数和(自身を含む): 85060362240

約数和(自身を除く): 64061289600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 31, 32, 35, 39, 40, 42, 48, 52, 56, 60, 62, 64, 65, 70, 78, 80, 84, 91, 93, 96, 104, 105, 112, 120, 124, 128, 130, 140, 155, 156, 160, 168, 182, 186, 192, 195, 208, 210, 217, 224, 240, 248, 260, 273, 280, 310, 312, 320, 336, 364, 372, 384, 390, 403, 416, 420, 434, 448, 455, 465, 480, 496, 520, 546, 560, 620, 624, 640, 651, 672, 728, 744, 780, 806, 832, 840, 868, 896, 910, 930, 960, 992, 1040, 1085, 1092, 1120, 1209, 1240, 1248, 1302, 1344, 1365, 1456, 1488, 1560, 1612, 1664, 1680, 1736, 1820, 1860, 1920, 1984, 2015, 2080, 2170, 2184, 2240, 2418, 2480, 2496, 2604, 2688, 2730, 2821, 2912, 2976, 3120, 3224, 3255, 3360, 3472, 3640, 3720, 3877, 3968, 4030, 4160, 4340, 4368, 4480, 4836, 4960, 4992, 5208, 5460, 5642, 5824, 5952, 6045, 6240, 6448, 6510, 6720, 6944, 7280, 7440, 7754, 8060, 8320, 8463, 8680, 8736, 9672, 9920, 10416, 10920, 11284, 11631, 11648, 11904, 12090, 12480, 12896, 13020, 13440, 13888, 14105, 14560, 14880, 15508, 16120, 16926, 17360, 17472, 19344, 19385, 19840, 20832, 21840, 22568, 23262, 24180, 24960, 25792, 26040, 27139, 27776, 28210, 29120, 29760, 31016, 32240, 33852, 34720, 34944, 38688, 38770, 41664, 42315, 43680, 45136, 46524, 48360, 50401, 51584, 52080, 54278, 56420, 58155, 58240, 59520, 62032, 64480, 67704, 69440, 77376, 77540, 81417, 83328, 84630, 87360, 90272, 93048, 96720, 100802, 104160, 108556, 112840, 116310, 120187, 124064, 128960, 135408, 135695, 138880, 151203, 154752, 155080, 162834, 169260, 174720, 180544, 186096, 193440, 201604, 208320, 217112, 225680, 232620, 240374, 248128, 252005, 257920, 270816, 271390, 302406, 310160, 325668, 338520, 352807, 360561, 361088, 372192, 386880, 403208, 407085, 416640, 434224, 451360, 465240, 480748, 496256, 504010, 541632, 542780, 600935, 604812, 620320, 651336, 677040, 705614, 721122, 744384, 756015, 773760, 806416, 814170, 841309, 868448, 902720, 930480, 961496, 1008020, 1058421, 1083264, 1085560, 1201870, 1209624, 1240640, 1302672, 1354080, 1411228, 1442244, 1488768, 1512030, 1562431, 1612832, 1628340, 1682618, 1736896, 1764035, 1802805, 1805440, 1860960, 1922992, 2016040, 2116842, 2171120, 2403740, 2419248, 2481280, 2523927, 2605344, 2708160, 2822456, 2884488, 3024060, 3124862, 3225664, 3256680, 3365236, 3473792, 3528070, 3605610, 3721920, 3845984, 4032080, 4206545, 4233684, 4342240, 4687293, 4807480, 4838496, 5047854, 5210688, 5292105, 5416320, 5644912, 5768976, 6048120, 6249724, 6451328, 6513360, 6730472, 7056140, 7211220, 7443840, 7691968, 7812155, 8064160, 8413090, 8467368, 8684480, 9374586, 9614960, 9676992, 10095708, 10421376, 10584210, 10937017, 11289824, 11537952, 12096240, 12499448, 12619635, 13026720, 13460944, 14112280, 14422440, 15383936, 15624310, 16128320, 16826180, 16934736, 17368960, 18749172, 19229920, 19353984, 20191416, 21168420, 21874034, 22579648, 23075904, 23436465, 24192480, 24998896, 25239270, 26053440, 26921888, 28224560, 28844880, 31248620, 32256640, 32811051, 33652360, 33869472, 37498344, 38459840, 40382832, 42336840, 43748068, 45159296, 46151808, 46872930, 48384960, 49997792, 50478540, 52106880, 53843776, 54685085, 56449120, 57689760, 62497240, 65622102, 67304720, 67738944, 74996688, 76919680, 80765664, 84673680, 87496136, 93745860, 96769920, 99995584, 100957080, 107687552, 109370170, 112898240, 115379520, 124994480, 131244204, 134609440, 135477888, 149993376, 161531328, 164055255, 169347360, 174992272, 187491720, 199991168, 201914160, 218740340, 225796480, 230759040, 249988960, 262488408, 269218880, 299986752, 323062656, 328110510, 338694720, 349984544, 374983440, 403828320, 437480680, 499977920, 524976816, 538437760, 599973504, 656221020, 677389440, 699969088, 749966880, 807656640, 874961360, 999955840, 1049953632, 1312442040, 1399938176, 1499933760, 1615313280, 1749922720, 2099907264, 2624884080, 2999867520, 3499845440, 4199814528, 5249768160, 6999690880, 10499536320, 20999072640]

約数ペア:

[(1, 20999072640), (2, 10499536320), (3, 6999690880), (4, 5249768160), (5, 4199814528), (6, 3499845440), (7, 2999867520), (8, 2624884080), (10, 2099907264), (12, 1749922720), (13, 1615313280), (14, 1499933760), (15, 1399938176), (16, 1312442040), (20, 1049953632), (21, 999955840), (24, 874961360), (26, 807656640), (28, 749966880), (30, 699969088), (31, 677389440), (32, 656221020), (35, 599973504), (39, 538437760), (40, 524976816), (42, 499977920), (48, 437480680), (52, 403828320), (56, 374983440), (60, 349984544), (62, 338694720), (64, 328110510), (65, 323062656), (70, 299986752), (78, 269218880), (80, 262488408), (84, 249988960), (91, 230759040), (93, 225796480), (96, 218740340), (104, 201914160), (105, 199991168), (112, 187491720), (120, 174992272), (124, 169347360), (128, 164055255), (130, 161531328), (140, 149993376), (155, 135477888), (156, 134609440), (160, 131244204), (168, 124994480), (182, 115379520), (186, 112898240), (192, 109370170), (195, 107687552), (208, 100957080), (210, 99995584), (217, 96769920), (224, 93745860), (240, 87496136), (248, 84673680), (260, 80765664), (273, 76919680), (280, 74996688), (310, 67738944), (312, 67304720), (320, 65622102), (336, 62497240), (364, 57689760), (372, 56449120), (384, 54685085), (390, 53843776), (403, 52106880), (416, 50478540), (420, 49997792), (434, 48384960), (448, 46872930), (455, 46151808), (465, 45159296), (480, 43748068), (496, 42336840), (520, 40382832), (546, 38459840), (560, 37498344), (620, 33869472), (624, 33652360), (640, 32811051), (651, 32256640), (672, 31248620), (728, 28844880), (744, 28224560), (780, 26921888), (806, 26053440), (832, 25239270), (840, 24998896), (868, 24192480), (896, 23436465), (910, 23075904), (930, 22579648), (960, 21874034), (992, 21168420), (1040, 20191416), (1085, 19353984), (1092, 19229920), (1120, 18749172), (1209, 17368960), (1240, 16934736), (1248, 16826180), (1302, 16128320), (1344, 15624310), (1365, 15383936), (1456, 14422440), (1488, 14112280), (1560, 13460944), (1612, 13026720), (1664, 12619635), (1680, 12499448), (1736, 12096240), (1820, 11537952), (1860, 11289824), (1920, 10937017), (1984, 10584210), (2015, 10421376), (2080, 10095708), (2170, 9676992), (2184, 9614960), (2240, 9374586), (2418, 8684480), (2480, 8467368), (2496, 8413090), (2604, 8064160), (2688, 7812155), (2730, 7691968), (2821, 7443840), (2912, 7211220), (2976, 7056140), (3120, 6730472), (3224, 6513360), (3255, 6451328), (3360, 6249724), (3472, 6048120), (3640, 5768976), (3720, 5644912), (3877, 5416320), (3968, 5292105), (4030, 5210688), (4160, 5047854), (4340, 4838496), (4368, 4807480), (4480, 4687293), (4836, 4342240), (4960, 4233684), (4992, 4206545), (5208, 4032080), (5460, 3845984), (5642, 3721920), (5824, 3605610), (5952, 3528070), (6045, 3473792), (6240, 3365236), (6448, 3256680), (6510, 3225664), (6720, 3124862), (6944, 3024060), (7280, 2884488), (7440, 2822456), (7754, 2708160), (8060, 2605344), (8320, 2523927), (8463, 2481280), (8680, 2419248), (8736, 2403740), (9672, 2171120), (9920, 2116842), (10416, 2016040), (10920, 1922992), (11284, 1860960), (11631, 1805440), (11648, 1802805), (11904, 1764035), (12090, 1736896), (12480, 1682618), (12896, 1628340), (13020, 1612832), (13440, 1562431), (13888, 1512030), (14105, 1488768), (14560, 1442244), (14880, 1411228), (15508, 1354080), (16120, 1302672), (16926, 1240640), (17360, 1209624), (17472, 1201870), (19344, 1085560), (19385, 1083264), (19840, 1058421), (20832, 1008020), (21840, 961496), (22568, 930480), (23262, 902720), (24180, 868448), (24960, 841309), (25792, 814170), (26040, 806416), (27139, 773760), (27776, 756015), (28210, 744384), (29120, 721122), (29760, 705614), (31016, 677040), (32240, 651336), (33852, 620320), (34720, 604812), (34944, 600935), (38688, 542780), (38770, 541632), (41664, 504010), (42315, 496256), (43680, 480748), (45136, 465240), (46524, 451360), (48360, 434224), (50401, 416640), (51584, 407085), (52080, 403208), (54278, 386880), (56420, 372192), (58155, 361088), (58240, 360561), (59520, 352807), (62032, 338520), (64480, 325668), (67704, 310160), (69440, 302406), (77376, 271390), (77540, 270816), (81417, 257920), (83328, 252005), (84630, 248128), (87360, 240374), (90272, 232620), (93048, 225680), (96720, 217112), (100802, 208320), (104160, 201604), (108556, 193440), (112840, 186096), (116310, 180544), (120187, 174720), (124064, 169260), (128960, 162834), (135408, 155080), (135695, 154752), (138880, 151203)]