20399907840

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:362

約数の個数: 528

約数和(自身を含む): 74421845568

約数和(自身を除く): 54021937728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 256, 260, 283, 285, 304, 312, 320, 361, 380, 384, 390, 416, 456, 480, 494, 512, 520, 566, 570, 608, 624, 640, 722, 741, 760, 768, 780, 832, 849, 912, 960, 988, 1024, 1040, 1083, 1132, 1140, 1216, 1235, 1248, 1280, 1415, 1444, 1482, 1520, 1536, 1560, 1664, 1698, 1805, 1824, 1920, 1976, 2080, 2166, 2264, 2280, 2432, 2470, 2496, 2560, 2830, 2888, 2964, 3040, 3072, 3120, 3328, 3396, 3610, 3648, 3679, 3705, 3840, 3952, 4160, 4245, 4332, 4528, 4560, 4693, 4864, 4940, 4992, 5120, 5377, 5415, 5660, 5776, 5928, 6080, 6240, 6656, 6792, 7220, 7296, 7358, 7410, 7680, 7904, 8320, 8490, 8664, 9056, 9120, 9386, 9728, 9880, 9984, 10754, 10830, 11037, 11320, 11552, 11856, 12160, 12480, 13312, 13584, 14079, 14440, 14592, 14716, 14820, 15360, 15808, 16131, 16640, 16980, 17328, 18112, 18240, 18395, 18772, 19456, 19760, 19968, 21508, 21660, 22074, 22640, 23104, 23465, 23712, 24320, 24960, 26885, 27168, 28158, 28880, 29184, 29432, 29640, 31616, 32262, 33280, 33960, 34656, 36224, 36480, 36790, 37544, 39520, 39936, 43016, 43320, 44148, 45280, 46208, 46930, 47424, 48640, 49920, 53770, 54336, 55185, 56316, 57760, 58368, 58864, 59280, 63232, 64524, 66560, 67920, 69312, 69901, 70395, 72448, 72960, 73580, 75088, 79040, 80655, 86032, 86640, 88296, 90560, 92416, 93860, 94848, 97280, 99840, 102163, 107540, 108672, 110370, 112632, 115520, 117728, 118560, 126464, 129048, 135840, 138624, 139802, 140790, 144896, 145920, 147160, 150176, 158080, 161310, 172064, 173280, 176592, 181120, 184832, 187720, 189696, 199680, 204326, 209703, 215080, 217344, 220740, 225264, 231040, 235456, 237120, 252928, 258096, 271680, 277248, 279604, 281580, 289792, 291840, 294320, 300352, 306489, 316160, 322620, 344128, 346560, 349505, 353184, 362240, 369664, 375440, 379392, 408652, 419406, 430160, 434688, 441480, 450528, 462080, 470912, 474240, 510815, 516192, 543360, 554496, 559208, 563160, 588640, 600704, 612978, 632320, 645240, 688256, 693120, 699010, 706368, 724480, 750880, 758784, 817304, 838812, 860320, 869376, 882960, 901056, 924160, 941824, 948480, 1021630, 1032384, 1048515, 1086720, 1108992, 1118416, 1126320, 1177280, 1201408, 1225956, 1264640, 1290480, 1328119, 1376512, 1386240, 1398020, 1412736, 1448960, 1501760, 1532445, 1634608, 1677624, 1720640, 1765920, 1802112, 1848320, 1883648, 1896960, 2043260, 2064768, 2097030, 2173440, 2236832, 2252640, 2354560, 2402816, 2451912, 2580960, 2656238, 2753024, 2772480, 2796040, 2825472, 3003520, 3064890, 3269216, 3355248, 3441280, 3531840, 3604224, 3767296, 3793920, 3984357, 4086520, 4129536, 4194060, 4346880, 4473664, 4505280, 4709120, 4805632, 4903824, 5161920, 5312476, 5506048, 5544960, 5592080, 5650944, 6007040, 6129780, 6538432, 6640595, 6710496, 6882560, 7063680, 7208448, 7968714, 8173040, 8259072, 8388120, 8947328, 9010560, 9418240, 9807648, 10323840, 10624952, 11184160, 11301888, 12014080, 12259560, 13076864, 13281190, 13420992, 13765120, 14127360, 14416896, 15937428, 16346080, 16518144, 16776240, 17894656, 18021120, 18836480, 19615296, 19921785, 20647680, 21249904, 22368320, 24028160, 24519120, 26153728, 26562380, 26841984, 27530240, 28254720, 31874856, 32692160, 33552480, 35789312, 36042240, 39230592, 39843570, 41295360, 42499808, 44736640, 49038240, 52307456, 53124760, 53683968, 56509440, 63749712, 65384320, 67104960, 71578624, 72084480, 78461184, 79687140, 82590720, 84999616, 89473280, 98076480, 104614912, 106249520, 107367936, 127499424, 130768640, 134209920, 156922368, 159374280, 169999232, 178946560, 196152960, 212499040, 214735872, 254998848, 261537280, 268419840, 313844736, 318748560, 339998464, 357893120, 392305920, 424998080, 509997696, 523074560, 536839680, 637497120, 679996928, 784611840, 849996160, 1019995392, 1073679360, 1274994240, 1359993856, 1569223680, 1699992320, 2039990784, 2549988480, 3399984640, 4079981568, 5099976960, 6799969280, 10199953920, 20399907840]

約数ペア:

[(1, 20399907840), (2, 10199953920), (3, 6799969280), (4, 5099976960), (5, 4079981568), (6, 3399984640), (8, 2549988480), (10, 2039990784), (12, 1699992320), (13, 1569223680), (15, 1359993856), (16, 1274994240), (19, 1073679360), (20, 1019995392), (24, 849996160), (26, 784611840), (30, 679996928), (32, 637497120), (38, 536839680), (39, 523074560), (40, 509997696), (48, 424998080), (52, 392305920), (57, 357893120), (60, 339998464), (64, 318748560), (65, 313844736), (76, 268419840), (78, 261537280), (80, 254998848), (95, 214735872), (96, 212499040), (104, 196152960), (114, 178946560), (120, 169999232), (128, 159374280), (130, 156922368), (152, 134209920), (156, 130768640), (160, 127499424), (190, 107367936), (192, 106249520), (195, 104614912), (208, 98076480), (228, 89473280), (240, 84999616), (247, 82590720), (256, 79687140), (260, 78461184), (283, 72084480), (285, 71578624), (304, 67104960), (312, 65384320), (320, 63749712), (361, 56509440), (380, 53683968), (384, 53124760), (390, 52307456), (416, 49038240), (456, 44736640), (480, 42499808), (494, 41295360), (512, 39843570), (520, 39230592), (566, 36042240), (570, 35789312), (608, 33552480), (624, 32692160), (640, 31874856), (722, 28254720), (741, 27530240), (760, 26841984), (768, 26562380), (780, 26153728), (832, 24519120), (849, 24028160), (912, 22368320), (960, 21249904), (988, 20647680), (1024, 19921785), (1040, 19615296), (1083, 18836480), (1132, 18021120), (1140, 17894656), (1216, 16776240), (1235, 16518144), (1248, 16346080), (1280, 15937428), (1415, 14416896), (1444, 14127360), (1482, 13765120), (1520, 13420992), (1536, 13281190), (1560, 13076864), (1664, 12259560), (1698, 12014080), (1805, 11301888), (1824, 11184160), (1920, 10624952), (1976, 10323840), (2080, 9807648), (2166, 9418240), (2264, 9010560), (2280, 8947328), (2432, 8388120), (2470, 8259072), (2496, 8173040), (2560, 7968714), (2830, 7208448), (2888, 7063680), (2964, 6882560), (3040, 6710496), (3072, 6640595), (3120, 6538432), (3328, 6129780), (3396, 6007040), (3610, 5650944), (3648, 5592080), (3679, 5544960), (3705, 5506048), (3840, 5312476), (3952, 5161920), (4160, 4903824), (4245, 4805632), (4332, 4709120), (4528, 4505280), (4560, 4473664), (4693, 4346880), (4864, 4194060), (4940, 4129536), (4992, 4086520), (5120, 3984357), (5377, 3793920), (5415, 3767296), (5660, 3604224), (5776, 3531840), (5928, 3441280), (6080, 3355248), (6240, 3269216), (6656, 3064890), (6792, 3003520), (7220, 2825472), (7296, 2796040), (7358, 2772480), (7410, 2753024), (7680, 2656238), (7904, 2580960), (8320, 2451912), (8490, 2402816), (8664, 2354560), (9056, 2252640), (9120, 2236832), (9386, 2173440), (9728, 2097030), (9880, 2064768), (9984, 2043260), (10754, 1896960), (10830, 1883648), (11037, 1848320), (11320, 1802112), (11552, 1765920), (11856, 1720640), (12160, 1677624), (12480, 1634608), (13312, 1532445), (13584, 1501760), (14079, 1448960), (14440, 1412736), (14592, 1398020), (14716, 1386240), (14820, 1376512), (15360, 1328119), (15808, 1290480), (16131, 1264640), (16640, 1225956), (16980, 1201408), (17328, 1177280), (18112, 1126320), (18240, 1118416), (18395, 1108992), (18772, 1086720), (19456, 1048515), (19760, 1032384), (19968, 1021630), (21508, 948480), (21660, 941824), (22074, 924160), (22640, 901056), (23104, 882960), (23465, 869376), (23712, 860320), (24320, 838812), (24960, 817304), (26885, 758784), (27168, 750880), (28158, 724480), (28880, 706368), (29184, 699010), (29432, 693120), (29640, 688256), (31616, 645240), (32262, 632320), (33280, 612978), (33960, 600704), (34656, 588640), (36224, 563160), (36480, 559208), (36790, 554496), (37544, 543360), (39520, 516192), (39936, 510815), (43016, 474240), (43320, 470912), (44148, 462080), (45280, 450528), (46208, 441480), (46930, 434688), (47424, 430160), (48640, 419406), (49920, 408652), (53770, 379392), (54336, 375440), (55185, 369664), (56316, 362240), (57760, 353184), (58368, 349505), (58864, 346560), (59280, 344128), (63232, 322620), (64524, 316160), (66560, 306489), (67920, 300352), (69312, 294320), (69901, 291840), (70395, 289792), (72448, 281580), (72960, 279604), (73580, 277248), (75088, 271680), (79040, 258096), (80655, 252928), (86032, 237120), (86640, 235456), (88296, 231040), (90560, 225264), (92416, 220740), (93860, 217344), (94848, 215080), (97280, 209703), (99840, 204326), (102163, 199680), (107540, 189696), (108672, 187720), (110370, 184832), (112632, 181120), (115520, 176592), (117728, 173280), (118560, 172064), (126464, 161310), (129048, 158080), (135840, 150176), (138624, 147160), (139802, 145920), (140790, 144896)]