21720007680

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8783}}^1$

素因数の和:8841

約数の個数: 352

約数和(自身を含む): 82855747584

約数和(自身を除く): 61135739904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 256, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 512, 552, 560, 640, 644, 672, 690, 736, 768, 805, 840, 896, 920, 960, 966, 1024, 1104, 1120, 1280, 1288, 1344, 1380, 1472, 1536, 1610, 1680, 1792, 1840, 1920, 1932, 2208, 2240, 2415, 2560, 2576, 2688, 2760, 2944, 3072, 3220, 3360, 3584, 3680, 3840, 3864, 4416, 4480, 4830, 5120, 5152, 5376, 5520, 5888, 6440, 6720, 7168, 7360, 7680, 7728, 8783, 8832, 8960, 9660, 10304, 10752, 11040, 11776, 12880, 13440, 14720, 15360, 15456, 17566, 17664, 17920, 19320, 20608, 21504, 22080, 23552, 25760, 26349, 26880, 29440, 30912, 35132, 35328, 35840, 38640, 41216, 43915, 44160, 51520, 52698, 53760, 58880, 61481, 61824, 70264, 70656, 77280, 82432, 87830, 88320, 103040, 105396, 107520, 117760, 122962, 123648, 131745, 140528, 154560, 164864, 175660, 176640, 184443, 202009, 206080, 210792, 245924, 247296, 263490, 281056, 307405, 309120, 351320, 353280, 368886, 404018, 412160, 421584, 491848, 494592, 526980, 562112, 606027, 614810, 618240, 702640, 737772, 808036, 824320, 843168, 922215, 983696, 1010045, 1053960, 1124224, 1212054, 1229620, 1236480, 1405280, 1414063, 1475544, 1616072, 1686336, 1844430, 1967392, 2020090, 2107920, 2248448, 2424108, 2459240, 2472960, 2810560, 2828126, 2951088, 3030135, 3232144, 3372672, 3688860, 3934784, 4040180, 4215840, 4242189, 4496896, 4848216, 4918480, 5621120, 5656252, 5902176, 6060270, 6464288, 6745344, 7070315, 7377720, 7869568, 8080360, 8431680, 8484378, 8993792, 9696432, 9836960, 11242240, 11312504, 11804352, 12120540, 12928576, 13490688, 14140630, 14755440, 15739136, 16160720, 16863360, 16968756, 19392864, 19673920, 21210945, 22484480, 22625008, 23608704, 24241080, 25857152, 26981376, 28281260, 29510880, 31478272, 32321440, 33726720, 33937512, 38785728, 39347840, 42421890, 44968960, 45250016, 47217408, 48482160, 51714304, 56562520, 59021760, 62956544, 64642880, 67453440, 67875024, 77571456, 78695680, 84843780, 90500032, 94434816, 96964320, 103428608, 113125040, 118043520, 129285760, 134906880, 135750048, 155142912, 157391360, 169687560, 181000064, 188869632, 193928640, 206857216, 226250080, 236087040, 258571520, 271500096, 310285824, 314782720, 339375120, 362000128, 387857280, 452500160, 472174080, 517143040, 543000192, 620571648, 678750240, 724000256, 775714560, 905000320, 944348160, 1034286080, 1086000384, 1357500480, 1448000512, 1551429120, 1810000640, 2172000768, 2715000960, 3102858240, 3620001280, 4344001536, 5430001920, 7240002560, 10860003840, 21720007680]

約数ペア:

[(1, 21720007680), (2, 10860003840), (3, 7240002560), (4, 5430001920), (5, 4344001536), (6, 3620001280), (7, 3102858240), (8, 2715000960), (10, 2172000768), (12, 1810000640), (14, 1551429120), (15, 1448000512), (16, 1357500480), (20, 1086000384), (21, 1034286080), (23, 944348160), (24, 905000320), (28, 775714560), (30, 724000256), (32, 678750240), (35, 620571648), (40, 543000192), (42, 517143040), (46, 472174080), (48, 452500160), (56, 387857280), (60, 362000128), (64, 339375120), (69, 314782720), (70, 310285824), (80, 271500096), (84, 258571520), (92, 236087040), (96, 226250080), (105, 206857216), (112, 193928640), (115, 188869632), (120, 181000064), (128, 169687560), (138, 157391360), (140, 155142912), (160, 135750048), (161, 134906880), (168, 129285760), (184, 118043520), (192, 113125040), (210, 103428608), (224, 96964320), (230, 94434816), (240, 90500032), (256, 84843780), (276, 78695680), (280, 77571456), (320, 67875024), (322, 67453440), (336, 64642880), (345, 62956544), (368, 59021760), (384, 56562520), (420, 51714304), (448, 48482160), (460, 47217408), (480, 45250016), (483, 44968960), (512, 42421890), (552, 39347840), (560, 38785728), (640, 33937512), (644, 33726720), (672, 32321440), (690, 31478272), (736, 29510880), (768, 28281260), (805, 26981376), (840, 25857152), (896, 24241080), (920, 23608704), (960, 22625008), (966, 22484480), (1024, 21210945), (1104, 19673920), (1120, 19392864), (1280, 16968756), (1288, 16863360), (1344, 16160720), (1380, 15739136), (1472, 14755440), (1536, 14140630), (1610, 13490688), (1680, 12928576), (1792, 12120540), (1840, 11804352), (1920, 11312504), (1932, 11242240), (2208, 9836960), (2240, 9696432), (2415, 8993792), (2560, 8484378), (2576, 8431680), (2688, 8080360), (2760, 7869568), (2944, 7377720), (3072, 7070315), (3220, 6745344), (3360, 6464288), (3584, 6060270), (3680, 5902176), (3840, 5656252), (3864, 5621120), (4416, 4918480), (4480, 4848216), (4830, 4496896), (5120, 4242189), (5152, 4215840), (5376, 4040180), (5520, 3934784), (5888, 3688860), (6440, 3372672), (6720, 3232144), (7168, 3030135), (7360, 2951088), (7680, 2828126), (7728, 2810560), (8783, 2472960), (8832, 2459240), (8960, 2424108), (9660, 2248448), (10304, 2107920), (10752, 2020090), (11040, 1967392), (11776, 1844430), (12880, 1686336), (13440, 1616072), (14720, 1475544), (15360, 1414063), (15456, 1405280), (17566, 1236480), (17664, 1229620), (17920, 1212054), (19320, 1124224), (20608, 1053960), (21504, 1010045), (22080, 983696), (23552, 922215), (25760, 843168), (26349, 824320), (26880, 808036), (29440, 737772), (30912, 702640), (35132, 618240), (35328, 614810), (35840, 606027), (38640, 562112), (41216, 526980), (43915, 494592), (44160, 491848), (51520, 421584), (52698, 412160), (53760, 404018), (58880, 368886), (61481, 353280), (61824, 351320), (70264, 309120), (70656, 307405), (77280, 281056), (82432, 263490), (87830, 247296), (88320, 245924), (103040, 210792), (105396, 206080), (107520, 202009), (117760, 184443), (122962, 176640), (123648, 175660), (131745, 164864), (140528, 154560)]