21999102720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2719}}^1$

素因数の和:2800

約数の個数: 432

約数和(自身を含む): 83662064640

約数和(自身を除く): 61662961920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 49, 56, 60, 64, 70, 80, 84, 86, 96, 98, 105, 112, 120, 128, 129, 140, 147, 160, 168, 172, 192, 196, 210, 215, 224, 240, 245, 256, 258, 280, 294, 301, 320, 336, 344, 384, 392, 420, 430, 448, 480, 490, 516, 560, 588, 602, 640, 645, 672, 688, 735, 768, 784, 840, 860, 896, 903, 960, 980, 1032, 1120, 1176, 1204, 1280, 1290, 1344, 1376, 1470, 1505, 1568, 1680, 1720, 1792, 1806, 1920, 1960, 2064, 2107, 2240, 2352, 2408, 2580, 2688, 2719, 2752, 2940, 3010, 3136, 3360, 3440, 3612, 3840, 3920, 4128, 4214, 4480, 4515, 4704, 4816, 5160, 5376, 5438, 5504, 5880, 6020, 6272, 6321, 6720, 6880, 7224, 7840, 8157, 8256, 8428, 8960, 9030, 9408, 9632, 10320, 10535, 10876, 11008, 11760, 12040, 12544, 12642, 13440, 13595, 13760, 14448, 15680, 16314, 16512, 16856, 18060, 18816, 19033, 19264, 20640, 21070, 21752, 23520, 24080, 25284, 26880, 27190, 27520, 28896, 31360, 31605, 32628, 33024, 33712, 36120, 37632, 38066, 38528, 40785, 41280, 42140, 43504, 47040, 48160, 50568, 54380, 55040, 57099, 57792, 62720, 63210, 65256, 67424, 72240, 76132, 77056, 81570, 82560, 84280, 87008, 94080, 95165, 96320, 101136, 108760, 114198, 115584, 116917, 126420, 130512, 133231, 134848, 144480, 152264, 163140, 165120, 168560, 174016, 188160, 190330, 192640, 202272, 217520, 228396, 231168, 233834, 252840, 261024, 266462, 269696, 285495, 288960, 304528, 326280, 337120, 348032, 350751, 380660, 385280, 399693, 404544, 435040, 456792, 467668, 505680, 522048, 532924, 539392, 570990, 577920, 584585, 609056, 652560, 666155, 674240, 696064, 701502, 761320, 799386, 809088, 818419, 870080, 913584, 935336, 1011360, 1044096, 1065848, 1141980, 1155840, 1169170, 1218112, 1305120, 1332310, 1348480, 1403004, 1522640, 1598772, 1618176, 1636838, 1740160, 1753755, 1827168, 1870672, 1998465, 2022720, 2088192, 2131696, 2283960, 2338340, 2436224, 2455257, 2610240, 2664620, 2696960, 2806008, 3045280, 3197544, 3273676, 3480320, 3507510, 3654336, 3741344, 3996930, 4045440, 4092095, 4263392, 4567920, 4676680, 4872448, 4910514, 5220480, 5329240, 5612016, 5728933, 6090560, 6395088, 6547352, 7015020, 7308672, 7482688, 7993860, 8090880, 8184190, 8526784, 9135840, 9353360, 9821028, 10440960, 10658480, 11224032, 11457866, 12181120, 12276285, 12790176, 13094704, 14030040, 14617344, 14965376, 15987720, 16368380, 17053568, 17186799, 18271680, 18706720, 19642056, 21316960, 22448064, 22915732, 24362240, 24552570, 25580352, 26189408, 28060080, 28644665, 29930752, 31975440, 32736760, 34107136, 34373598, 36543360, 37413440, 39284112, 42633920, 44896128, 45831464, 49105140, 51160704, 52378816, 56120160, 57289330, 63950880, 65473520, 68747196, 73086720, 74826880, 78568224, 85267840, 85933995, 89792256, 91662928, 98210280, 102321408, 104757632, 112240320, 114578660, 127901760, 130947040, 137494392, 149653760, 157136448, 170535680, 171867990, 183325856, 196420560, 209515264, 224480640, 229157320, 255803520, 261894080, 274988784, 314272896, 343735980, 366651712, 392841120, 448961280, 458314640, 511607040, 523788160, 549977568, 628545792, 687471960, 733303424, 785682240, 916629280, 1047576320, 1099955136, 1374943920, 1466606848, 1571364480, 1833258560, 2199910272, 2749887840, 3142728960, 3666517120, 4399820544, 5499775680, 7333034240, 10999551360, 21999102720]

約数ペア:

[(1, 21999102720), (2, 10999551360), (3, 7333034240), (4, 5499775680), (5, 4399820544), (6, 3666517120), (7, 3142728960), (8, 2749887840), (10, 2199910272), (12, 1833258560), (14, 1571364480), (15, 1466606848), (16, 1374943920), (20, 1099955136), (21, 1047576320), (24, 916629280), (28, 785682240), (30, 733303424), (32, 687471960), (35, 628545792), (40, 549977568), (42, 523788160), (43, 511607040), (48, 458314640), (49, 448961280), (56, 392841120), (60, 366651712), (64, 343735980), (70, 314272896), (80, 274988784), (84, 261894080), (86, 255803520), (96, 229157320), (98, 224480640), (105, 209515264), (112, 196420560), (120, 183325856), (128, 171867990), (129, 170535680), (140, 157136448), (147, 149653760), (160, 137494392), (168, 130947040), (172, 127901760), (192, 114578660), (196, 112240320), (210, 104757632), (215, 102321408), (224, 98210280), (240, 91662928), (245, 89792256), (256, 85933995), (258, 85267840), (280, 78568224), (294, 74826880), (301, 73086720), (320, 68747196), (336, 65473520), (344, 63950880), (384, 57289330), (392, 56120160), (420, 52378816), (430, 51160704), (448, 49105140), (480, 45831464), (490, 44896128), (516, 42633920), (560, 39284112), (588, 37413440), (602, 36543360), (640, 34373598), (645, 34107136), (672, 32736760), (688, 31975440), (735, 29930752), (768, 28644665), (784, 28060080), (840, 26189408), (860, 25580352), (896, 24552570), (903, 24362240), (960, 22915732), (980, 22448064), (1032, 21316960), (1120, 19642056), (1176, 18706720), (1204, 18271680), (1280, 17186799), (1290, 17053568), (1344, 16368380), (1376, 15987720), (1470, 14965376), (1505, 14617344), (1568, 14030040), (1680, 13094704), (1720, 12790176), (1792, 12276285), (1806, 12181120), (1920, 11457866), (1960, 11224032), (2064, 10658480), (2107, 10440960), (2240, 9821028), (2352, 9353360), (2408, 9135840), (2580, 8526784), (2688, 8184190), (2719, 8090880), (2752, 7993860), (2940, 7482688), (3010, 7308672), (3136, 7015020), (3360, 6547352), (3440, 6395088), (3612, 6090560), (3840, 5728933), (3920, 5612016), (4128, 5329240), (4214, 5220480), (4480, 4910514), (4515, 4872448), (4704, 4676680), (4816, 4567920), (5160, 4263392), (5376, 4092095), (5438, 4045440), (5504, 3996930), (5880, 3741344), (6020, 3654336), (6272, 3507510), (6321, 3480320), (6720, 3273676), (6880, 3197544), (7224, 3045280), (7840, 2806008), (8157, 2696960), (8256, 2664620), (8428, 2610240), (8960, 2455257), (9030, 2436224), (9408, 2338340), (9632, 2283960), (10320, 2131696), (10535, 2088192), (10876, 2022720), (11008, 1998465), (11760, 1870672), (12040, 1827168), (12544, 1753755), (12642, 1740160), (13440, 1636838), (13595, 1618176), (13760, 1598772), (14448, 1522640), (15680, 1403004), (16314, 1348480), (16512, 1332310), (16856, 1305120), (18060, 1218112), (18816, 1169170), (19033, 1155840), (19264, 1141980), (20640, 1065848), (21070, 1044096), (21752, 1011360), (23520, 935336), (24080, 913584), (25284, 870080), (26880, 818419), (27190, 809088), (27520, 799386), (28896, 761320), (31360, 701502), (31605, 696064), (32628, 674240), (33024, 666155), (33712, 652560), (36120, 609056), (37632, 584585), (38066, 577920), (38528, 570990), (40785, 539392), (41280, 532924), (42140, 522048), (43504, 505680), (47040, 467668), (48160, 456792), (50568, 435040), (54380, 404544), (55040, 399693), (57099, 385280), (57792, 380660), (62720, 350751), (63210, 348032), (65256, 337120), (67424, 326280), (72240, 304528), (76132, 288960), (77056, 285495), (81570, 269696), (82560, 266462), (84280, 261024), (87008, 252840), (94080, 233834), (95165, 231168), (96320, 228396), (101136, 217520), (108760, 202272), (114198, 192640), (115584, 190330), (116917, 188160), (126420, 174016), (130512, 168560), (133231, 165120), (134848, 163140), (144480, 152264)]