20178390960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1171}}^1$

素因数の和:1473

約数の個数: 480

約数和(自身を含む): 83792636928

約数和(自身を除く): 63614245968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 263, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 526, 546, 560, 585, 624, 630, 720, 728, 780, 789, 819, 840, 910, 936, 1008, 1040, 1052, 1092, 1170, 1171, 1260, 1315, 1365, 1456, 1560, 1578, 1638, 1680, 1820, 1841, 1872, 2104, 2184, 2340, 2342, 2367, 2520, 2630, 2730, 3120, 3156, 3276, 3419, 3513, 3640, 3682, 3945, 4095, 4208, 4368, 4680, 4684, 4734, 5040, 5260, 5460, 5523, 5855, 6312, 6552, 6838, 7026, 7280, 7364, 7890, 8190, 8197, 9205, 9360, 9368, 9468, 10257, 10520, 10539, 10920, 11046, 11710, 11835, 12624, 13104, 13676, 14052, 14728, 15223, 15780, 16380, 16394, 16569, 17095, 17565, 18410, 18736, 18936, 20514, 21040, 21078, 21840, 22092, 23420, 23670, 23933, 24591, 27352, 27615, 28104, 29456, 30446, 30771, 31560, 32760, 32788, 33138, 34190, 35130, 36820, 37872, 40985, 41028, 42156, 44184, 45669, 46840, 47340, 47866, 49182, 51285, 52695, 54704, 55230, 56208, 60892, 61542, 63120, 65520, 65576, 66276, 68380, 70260, 71799, 73640, 73773, 76115, 81970, 82056, 82845, 84312, 88368, 91338, 93680, 94680, 95732, 98364, 102570, 105390, 106561, 110460, 119665, 121784, 122955, 123084, 131152, 132552, 136760, 137007, 140520, 143598, 147280, 147546, 152230, 153855, 163940, 164112, 165690, 168624, 182676, 189360, 191464, 196728, 205140, 210780, 213122, 215397, 220920, 228345, 239330, 243568, 245910, 246168, 265104, 273520, 274014, 281040, 287196, 295092, 304460, 307710, 307973, 319683, 327880, 331380, 358995, 365352, 368865, 382928, 393456, 410280, 421560, 426244, 430794, 441840, 456690, 478660, 491820, 492336, 532805, 548028, 574392, 590184, 608920, 615420, 615946, 639366, 655760, 662760, 685035, 717990, 730704, 737730, 820560, 843120, 852488, 861588, 913380, 923919, 957320, 959049, 983640, 1065610, 1076985, 1096056, 1148784, 1180368, 1217840, 1230840, 1231892, 1278732, 1325520, 1370070, 1435980, 1475460, 1539865, 1598415, 1704976, 1723176, 1826760, 1847838, 1914640, 1918098, 1967280, 2131220, 2153970, 2155811, 2192112, 2461680, 2463784, 2557464, 2740140, 2771757, 2871960, 2950920, 3079730, 3196830, 3446352, 3653520, 3695676, 3836196, 4003649, 4262440, 4307940, 4311622, 4619595, 4795245, 4927568, 5114928, 5480280, 5543514, 5743920, 5901840, 6159460, 6393660, 6467433, 7391352, 7672392, 8007298, 8524880, 8615880, 8623244, 9239190, 9590490, 10779055, 10960560, 11087028, 12010947, 12318920, 12787320, 12934866, 13858785, 14782704, 15344784, 16014596, 17231760, 17246488, 18478380, 19180980, 19402299, 20018245, 21558110, 22174056, 24021894, 24637840, 25574640, 25869732, 27717570, 28025543, 32029192, 32337165, 34492976, 36032841, 36956760, 38361960, 38804598, 40036490, 43116220, 44348112, 48043788, 51739464, 55435140, 56051086, 60054735, 64058384, 64674330, 72065682, 73913520, 76723920, 77609196, 80072980, 84076629, 86232440, 96087576, 97011495, 103478928, 110870280, 112102172, 120109470, 129348660, 140127715, 144131364, 155218392, 160145960, 168153258, 172464880, 180164205, 192175152, 194022990, 221740560, 224204344, 240218940, 252229887, 258697320, 280255430, 288262728, 310436784, 320291920, 336306516, 360328410, 388045980, 420383145, 448408688, 480437880, 504459774, 517394640, 560510860, 576525456, 672613032, 720656820, 776091960, 840766290, 960875760, 1008919548, 1121021720, 1261149435, 1345226064, 1441313640, 1552183920, 1681532580, 2017839096, 2242043440, 2522298870, 2882627280, 3363065160, 4035678192, 5044597740, 6726130320, 10089195480, 20178390960]

約数ペア:

[(1, 20178390960), (2, 10089195480), (3, 6726130320), (4, 5044597740), (5, 4035678192), (6, 3363065160), (7, 2882627280), (8, 2522298870), (9, 2242043440), (10, 2017839096), (12, 1681532580), (13, 1552183920), (14, 1441313640), (15, 1345226064), (16, 1261149435), (18, 1121021720), (20, 1008919548), (21, 960875760), (24, 840766290), (26, 776091960), (28, 720656820), (30, 672613032), (35, 576525456), (36, 560510860), (39, 517394640), (40, 504459774), (42, 480437880), (45, 448408688), (48, 420383145), (52, 388045980), (56, 360328410), (60, 336306516), (63, 320291920), (65, 310436784), (70, 288262728), (72, 280255430), (78, 258697320), (80, 252229887), (84, 240218940), (90, 224204344), (91, 221740560), (104, 194022990), (105, 192175152), (112, 180164205), (117, 172464880), (120, 168153258), (126, 160145960), (130, 155218392), (140, 144131364), (144, 140127715), (156, 129348660), (168, 120109470), (180, 112102172), (182, 110870280), (195, 103478928), (208, 97011495), (210, 96087576), (234, 86232440), (240, 84076629), (252, 80072980), (260, 77609196), (263, 76723920), (273, 73913520), (280, 72065682), (312, 64674330), (315, 64058384), (336, 60054735), (360, 56051086), (364, 55435140), (390, 51739464), (420, 48043788), (455, 44348112), (468, 43116220), (504, 40036490), (520, 38804598), (526, 38361960), (546, 36956760), (560, 36032841), (585, 34492976), (624, 32337165), (630, 32029192), (720, 28025543), (728, 27717570), (780, 25869732), (789, 25574640), (819, 24637840), (840, 24021894), (910, 22174056), (936, 21558110), (1008, 20018245), (1040, 19402299), (1052, 19180980), (1092, 18478380), (1170, 17246488), (1171, 17231760), (1260, 16014596), (1315, 15344784), (1365, 14782704), (1456, 13858785), (1560, 12934866), (1578, 12787320), (1638, 12318920), (1680, 12010947), (1820, 11087028), (1841, 10960560), (1872, 10779055), (2104, 9590490), (2184, 9239190), (2340, 8623244), (2342, 8615880), (2367, 8524880), (2520, 8007298), (2630, 7672392), (2730, 7391352), (3120, 6467433), (3156, 6393660), (3276, 6159460), (3419, 5901840), (3513, 5743920), (3640, 5543514), (3682, 5480280), (3945, 5114928), (4095, 4927568), (4208, 4795245), (4368, 4619595), (4680, 4311622), (4684, 4307940), (4734, 4262440), (5040, 4003649), (5260, 3836196), (5460, 3695676), (5523, 3653520), (5855, 3446352), (6312, 3196830), (6552, 3079730), (6838, 2950920), (7026, 2871960), (7280, 2771757), (7364, 2740140), (7890, 2557464), (8190, 2463784), (8197, 2461680), (9205, 2192112), (9360, 2155811), (9368, 2153970), (9468, 2131220), (10257, 1967280), (10520, 1918098), (10539, 1914640), (10920, 1847838), (11046, 1826760), (11710, 1723176), (11835, 1704976), (12624, 1598415), (13104, 1539865), (13676, 1475460), (14052, 1435980), (14728, 1370070), (15223, 1325520), (15780, 1278732), (16380, 1231892), (16394, 1230840), (16569, 1217840), (17095, 1180368), (17565, 1148784), (18410, 1096056), (18736, 1076985), (18936, 1065610), (20514, 983640), (21040, 959049), (21078, 957320), (21840, 923919), (22092, 913380), (23420, 861588), (23670, 852488), (23933, 843120), (24591, 820560), (27352, 737730), (27615, 730704), (28104, 717990), (29456, 685035), (30446, 662760), (30771, 655760), (31560, 639366), (32760, 615946), (32788, 615420), (33138, 608920), (34190, 590184), (35130, 574392), (36820, 548028), (37872, 532805), (40985, 492336), (41028, 491820), (42156, 478660), (44184, 456690), (45669, 441840), (46840, 430794), (47340, 426244), (47866, 421560), (49182, 410280), (51285, 393456), (52695, 382928), (54704, 368865), (55230, 365352), (56208, 358995), (60892, 331380), (61542, 327880), (63120, 319683), (65520, 307973), (65576, 307710), (66276, 304460), (68380, 295092), (70260, 287196), (71799, 281040), (73640, 274014), (73773, 273520), (76115, 265104), (81970, 246168), (82056, 245910), (82845, 243568), (84312, 239330), (88368, 228345), (91338, 220920), (93680, 215397), (94680, 213122), (95732, 210780), (98364, 205140), (102570, 196728), (105390, 191464), (106561, 189360), (110460, 182676), (119665, 168624), (121784, 165690), (122955, 164112), (123084, 163940), (131152, 153855), (132552, 152230), (136760, 147546), (137007, 147280), (140520, 143598)]