21987161280

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{6691}}^1$

素因数の和:6884

約数の個数: 336

約数和(自身を含む): 86973729024

約数和(自身を除く): 64986567744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 163, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 326, 336, 360, 420, 448, 480, 489, 504, 560, 576, 630, 652, 672, 720, 815, 840, 960, 978, 1008, 1120, 1141, 1260, 1304, 1344, 1440, 1467, 1630, 1680, 1956, 2016, 2240, 2282, 2445, 2520, 2608, 2880, 2934, 3260, 3360, 3423, 3912, 4032, 4564, 4890, 5040, 5216, 5705, 5868, 6520, 6691, 6720, 6846, 7335, 7824, 9128, 9780, 10080, 10269, 10432, 11410, 11736, 13040, 13382, 13692, 14670, 15648, 17115, 18256, 19560, 20073, 20160, 20538, 22820, 23472, 26080, 26764, 27384, 29340, 31296, 33455, 34230, 36512, 39120, 40146, 41076, 45640, 46837, 46944, 51345, 52160, 53528, 54768, 58680, 60219, 66910, 68460, 73024, 78240, 80292, 82152, 91280, 93674, 93888, 100365, 102690, 107056, 109536, 117360, 120438, 133820, 136920, 140511, 156480, 160584, 164304, 182560, 187348, 200730, 205380, 214112, 219072, 234185, 234720, 240876, 267640, 273840, 281022, 301095, 321168, 328608, 365120, 374696, 401460, 410760, 421533, 428224, 468370, 469440, 481752, 535280, 547680, 562044, 602190, 642336, 657216, 702555, 749392, 802920, 821520, 843066, 936740, 963504, 1070560, 1090633, 1095360, 1124088, 1204380, 1284672, 1405110, 1498784, 1605840, 1643040, 1686132, 1873480, 1927008, 2107665, 2141120, 2181266, 2248176, 2408760, 2810220, 2997568, 3211680, 3271899, 3286080, 3372264, 3746960, 3854016, 4215330, 4362532, 4496352, 4817520, 5453165, 5620440, 6423360, 6543798, 6744528, 7493920, 7634431, 8430660, 8725064, 8992704, 9635040, 9815697, 10906330, 11240880, 13087596, 13489056, 14987840, 15268862, 16359495, 16861320, 17450128, 19270080, 19631394, 21812660, 22481760, 22903293, 26175192, 26978112, 30537724, 32718990, 33722640, 34900256, 38172155, 39262788, 43625320, 44963520, 45806586, 49078485, 52350384, 61075448, 65437980, 67445280, 68709879, 69800512, 76344310, 78525576, 87250640, 91613172, 98156970, 104700768, 114516465, 122150896, 130875960, 134890560, 137419758, 152688620, 157051152, 174501280, 183226344, 196313940, 209401536, 229032930, 244301792, 261751920, 274839516, 305377240, 314102304, 343549395, 349002560, 366452688, 392627880, 458065860, 488603584, 523503840, 549679032, 610754480, 628204608, 687098790, 732905376, 785255760, 916131720, 1047007680, 1099358064, 1221508960, 1374197580, 1465810752, 1570511520, 1832263440, 2198716128, 2443017920, 2748395160, 3141023040, 3664526880, 4397432256, 5496790320, 7329053760, 10993580640, 21987161280]

約数ペア:

[(1, 21987161280), (2, 10993580640), (3, 7329053760), (4, 5496790320), (5, 4397432256), (6, 3664526880), (7, 3141023040), (8, 2748395160), (9, 2443017920), (10, 2198716128), (12, 1832263440), (14, 1570511520), (15, 1465810752), (16, 1374197580), (18, 1221508960), (20, 1099358064), (21, 1047007680), (24, 916131720), (28, 785255760), (30, 732905376), (32, 687098790), (35, 628204608), (36, 610754480), (40, 549679032), (42, 523503840), (45, 488603584), (48, 458065860), (56, 392627880), (60, 366452688), (63, 349002560), (64, 343549395), (70, 314102304), (72, 305377240), (80, 274839516), (84, 261751920), (90, 244301792), (96, 229032930), (105, 209401536), (112, 196313940), (120, 183226344), (126, 174501280), (140, 157051152), (144, 152688620), (160, 137419758), (163, 134890560), (168, 130875960), (180, 122150896), (192, 114516465), (210, 104700768), (224, 98156970), (240, 91613172), (252, 87250640), (280, 78525576), (288, 76344310), (315, 69800512), (320, 68709879), (326, 67445280), (336, 65437980), (360, 61075448), (420, 52350384), (448, 49078485), (480, 45806586), (489, 44963520), (504, 43625320), (560, 39262788), (576, 38172155), (630, 34900256), (652, 33722640), (672, 32718990), (720, 30537724), (815, 26978112), (840, 26175192), (960, 22903293), (978, 22481760), (1008, 21812660), (1120, 19631394), (1141, 19270080), (1260, 17450128), (1304, 16861320), (1344, 16359495), (1440, 15268862), (1467, 14987840), (1630, 13489056), (1680, 13087596), (1956, 11240880), (2016, 10906330), (2240, 9815697), (2282, 9635040), (2445, 8992704), (2520, 8725064), (2608, 8430660), (2880, 7634431), (2934, 7493920), (3260, 6744528), (3360, 6543798), (3423, 6423360), (3912, 5620440), (4032, 5453165), (4564, 4817520), (4890, 4496352), (5040, 4362532), (5216, 4215330), (5705, 3854016), (5868, 3746960), (6520, 3372264), (6691, 3286080), (6720, 3271899), (6846, 3211680), (7335, 2997568), (7824, 2810220), (9128, 2408760), (9780, 2248176), (10080, 2181266), (10269, 2141120), (10432, 2107665), (11410, 1927008), (11736, 1873480), (13040, 1686132), (13382, 1643040), (13692, 1605840), (14670, 1498784), (15648, 1405110), (17115, 1284672), (18256, 1204380), (19560, 1124088), (20073, 1095360), (20160, 1090633), (20538, 1070560), (22820, 963504), (23472, 936740), (26080, 843066), (26764, 821520), (27384, 802920), (29340, 749392), (31296, 702555), (33455, 657216), (34230, 642336), (36512, 602190), (39120, 562044), (40146, 547680), (41076, 535280), (45640, 481752), (46837, 469440), (46944, 468370), (51345, 428224), (52160, 421533), (53528, 410760), (54768, 401460), (58680, 374696), (60219, 365120), (66910, 328608), (68460, 321168), (73024, 301095), (78240, 281022), (80292, 273840), (82152, 267640), (91280, 240876), (93674, 234720), (93888, 234185), (100365, 219072), (102690, 214112), (107056, 205380), (109536, 200730), (117360, 187348), (120438, 182560), (133820, 164304), (136920, 160584), (140511, 156480)]