21720123360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{599}}^1$

素因数の和:795

約数の個数: 432

約数和(自身を含む): 80933580000

約数和(自身を除く): 59213456640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 149, 156, 160, 169, 180, 195, 208, 234, 240, 260, 288, 298, 312, 338, 360, 390, 416, 447, 468, 480, 507, 520, 585, 596, 599, 624, 676, 720, 745, 780, 845, 894, 936, 1014, 1040, 1170, 1192, 1198, 1248, 1341, 1352, 1440, 1490, 1521, 1560, 1690, 1788, 1797, 1872, 1937, 2028, 2080, 2235, 2340, 2384, 2396, 2535, 2682, 2704, 2980, 2995, 3042, 3120, 3380, 3576, 3594, 3744, 3874, 4056, 4470, 4680, 4768, 4792, 5070, 5364, 5391, 5408, 5811, 5960, 5990, 6084, 6240, 6705, 6760, 7152, 7188, 7605, 7748, 7787, 8112, 8940, 8985, 9360, 9584, 9685, 10140, 10728, 10782, 11622, 11920, 11980, 12168, 13410, 13520, 14304, 14376, 15210, 15496, 15574, 16224, 17433, 17880, 17970, 18720, 19168, 19370, 20280, 21456, 21564, 23244, 23361, 23840, 23960, 24336, 25181, 26820, 26955, 27040, 28752, 29055, 30420, 30992, 31148, 34866, 35760, 35940, 38740, 38935, 40560, 42912, 43128, 46488, 46722, 47920, 48672, 50362, 53640, 53910, 57504, 58110, 60840, 61984, 62296, 69732, 70083, 71520, 71880, 75543, 77480, 77870, 81120, 86256, 87165, 89251, 92976, 93444, 95840, 100724, 101231, 107280, 107820, 116220, 116805, 121680, 124592, 125905, 139464, 140166, 143760, 151086, 154960, 155740, 172512, 174330, 178502, 185952, 186888, 201448, 202462, 214560, 215640, 226629, 232440, 233610, 243360, 249184, 251810, 267753, 278928, 280332, 287520, 302172, 303693, 309920, 311480, 348660, 350415, 357004, 373776, 377715, 402896, 404924, 431280, 446255, 453258, 464880, 467220, 503620, 506155, 535506, 557856, 560664, 604344, 607386, 622960, 697320, 700830, 714008, 747552, 755430, 803259, 805792, 809848, 862560, 892510, 906516, 911079, 929760, 934440, 1007240, 1012310, 1071012, 1121328, 1133145, 1160263, 1208688, 1214772, 1245920, 1338765, 1394640, 1401660, 1428016, 1510860, 1518465, 1606518, 1619696, 1785020, 1813032, 1822158, 1868880, 2014480, 2024620, 2142024, 2242656, 2266290, 2320526, 2417376, 2429544, 2677530, 2789280, 2803320, 2856032, 3021720, 3036930, 3213036, 3239392, 3480789, 3570040, 3626064, 3644316, 3737760, 4016295, 4028960, 4049240, 4284048, 4532580, 4555395, 4641052, 4859088, 5355060, 5606640, 5801315, 6043440, 6073860, 6426072, 6961578, 7140080, 7252128, 7288632, 8032590, 8098480, 8568096, 9065160, 9110790, 9282104, 9718176, 10442367, 10710120, 11213280, 11602630, 12086880, 12147720, 12852144, 13923156, 14280160, 14577264, 15083419, 16065180, 16196960, 17403945, 18130320, 18221580, 18564208, 20884734, 21420240, 23205260, 24295440, 25704288, 27846312, 29154528, 30166838, 32130360, 34807890, 36260640, 36443160, 37128416, 41769468, 42840480, 45250257, 46410520, 48590880, 52211835, 55692624, 60333676, 64260720, 69615780, 72886320, 75417095, 83538936, 90500514, 92821040, 104423670, 111385248, 120667352, 128521440, 135750771, 139231560, 145772640, 150834190, 167077872, 181001028, 185642080, 208847340, 226251285, 241334704, 271501542, 278463120, 301668380, 334155744, 362002056, 417694680, 452502570, 482669408, 543003084, 556926240, 603336760, 678753855, 724004112, 835389360, 905005140, 1086006168, 1206673520, 1357507710, 1448008224, 1670778720, 1810010280, 2172012336, 2413347040, 2715015420, 3620020560, 4344024672, 5430030840, 7240041120, 10860061680, 21720123360]

約数ペア:

[(1, 21720123360), (2, 10860061680), (3, 7240041120), (4, 5430030840), (5, 4344024672), (6, 3620020560), (8, 2715015420), (9, 2413347040), (10, 2172012336), (12, 1810010280), (13, 1670778720), (15, 1448008224), (16, 1357507710), (18, 1206673520), (20, 1086006168), (24, 905005140), (26, 835389360), (30, 724004112), (32, 678753855), (36, 603336760), (39, 556926240), (40, 543003084), (45, 482669408), (48, 452502570), (52, 417694680), (60, 362002056), (65, 334155744), (72, 301668380), (78, 278463120), (80, 271501542), (90, 241334704), (96, 226251285), (104, 208847340), (117, 185642080), (120, 181001028), (130, 167077872), (144, 150834190), (149, 145772640), (156, 139231560), (160, 135750771), (169, 128521440), (180, 120667352), (195, 111385248), (208, 104423670), (234, 92821040), (240, 90500514), (260, 83538936), (288, 75417095), (298, 72886320), (312, 69615780), (338, 64260720), (360, 60333676), (390, 55692624), (416, 52211835), (447, 48590880), (468, 46410520), (480, 45250257), (507, 42840480), (520, 41769468), (585, 37128416), (596, 36443160), (599, 36260640), (624, 34807890), (676, 32130360), (720, 30166838), (745, 29154528), (780, 27846312), (845, 25704288), (894, 24295440), (936, 23205260), (1014, 21420240), (1040, 20884734), (1170, 18564208), (1192, 18221580), (1198, 18130320), (1248, 17403945), (1341, 16196960), (1352, 16065180), (1440, 15083419), (1490, 14577264), (1521, 14280160), (1560, 13923156), (1690, 12852144), (1788, 12147720), (1797, 12086880), (1872, 11602630), (1937, 11213280), (2028, 10710120), (2080, 10442367), (2235, 9718176), (2340, 9282104), (2384, 9110790), (2396, 9065160), (2535, 8568096), (2682, 8098480), (2704, 8032590), (2980, 7288632), (2995, 7252128), (3042, 7140080), (3120, 6961578), (3380, 6426072), (3576, 6073860), (3594, 6043440), (3744, 5801315), (3874, 5606640), (4056, 5355060), (4470, 4859088), (4680, 4641052), (4768, 4555395), (4792, 4532580), (5070, 4284048), (5364, 4049240), (5391, 4028960), (5408, 4016295), (5811, 3737760), (5960, 3644316), (5990, 3626064), (6084, 3570040), (6240, 3480789), (6705, 3239392), (6760, 3213036), (7152, 3036930), (7188, 3021720), (7605, 2856032), (7748, 2803320), (7787, 2789280), (8112, 2677530), (8940, 2429544), (8985, 2417376), (9360, 2320526), (9584, 2266290), (9685, 2242656), (10140, 2142024), (10728, 2024620), (10782, 2014480), (11622, 1868880), (11920, 1822158), (11980, 1813032), (12168, 1785020), (13410, 1619696), (13520, 1606518), (14304, 1518465), (14376, 1510860), (15210, 1428016), (15496, 1401660), (15574, 1394640), (16224, 1338765), (17433, 1245920), (17880, 1214772), (17970, 1208688), (18720, 1160263), (19168, 1133145), (19370, 1121328), (20280, 1071012), (21456, 1012310), (21564, 1007240), (23244, 934440), (23361, 929760), (23840, 911079), (23960, 906516), (24336, 892510), (25181, 862560), (26820, 809848), (26955, 805792), (27040, 803259), (28752, 755430), (29055, 747552), (30420, 714008), (30992, 700830), (31148, 697320), (34866, 622960), (35760, 607386), (35940, 604344), (38740, 560664), (38935, 557856), (40560, 535506), (42912, 506155), (43128, 503620), (46488, 467220), (46722, 464880), (47920, 453258), (48672, 446255), (50362, 431280), (53640, 404924), (53910, 402896), (57504, 377715), (58110, 373776), (60840, 357004), (61984, 350415), (62296, 348660), (69732, 311480), (70083, 309920), (71520, 303693), (71880, 302172), (75543, 287520), (77480, 280332), (77870, 278928), (81120, 267753), (86256, 251810), (87165, 249184), (89251, 243360), (92976, 233610), (93444, 232440), (95840, 226629), (100724, 215640), (101231, 214560), (107280, 202462), (107820, 201448), (116220, 186888), (116805, 185952), (121680, 178502), (124592, 174330), (125905, 172512), (139464, 155740), (140166, 154960), (143760, 151086)]