21554287920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4259}}^1$

素因数の和:4366

約数の個数: 400

約数和(自身を含む): 82836483840

約数和(自身を除く): 61282195920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 71, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 142, 144, 162, 165, 176, 180, 198, 213, 216, 220, 240, 264, 270, 284, 297, 324, 330, 355, 360, 396, 405, 426, 432, 440, 495, 528, 540, 568, 594, 639, 648, 660, 710, 720, 781, 792, 810, 852, 880, 891, 990, 1065, 1080, 1136, 1188, 1278, 1296, 1320, 1420, 1485, 1562, 1584, 1620, 1704, 1782, 1917, 1980, 2130, 2160, 2343, 2376, 2556, 2640, 2840, 2970, 3124, 3195, 3240, 3408, 3564, 3834, 3905, 3960, 4259, 4260, 4455, 4686, 4752, 5112, 5680, 5751, 5940, 6248, 6390, 6480, 7029, 7128, 7668, 7810, 7920, 8518, 8520, 8910, 9372, 9585, 10224, 11502, 11715, 11880, 12496, 12777, 12780, 14058, 14256, 15336, 15620, 17036, 17040, 17820, 18744, 19170, 21087, 21295, 23004, 23430, 23760, 25554, 25560, 28116, 28755, 30672, 31240, 34072, 35145, 35640, 37488, 38331, 38340, 42174, 42590, 46008, 46849, 46860, 51108, 51120, 56232, 57510, 62480, 63261, 63885, 68144, 70290, 71280, 76662, 76680, 84348, 85180, 92016, 93698, 93720, 102216, 105435, 112464, 114993, 115020, 126522, 127770, 140547, 140580, 153324, 153360, 168696, 170360, 187396, 187440, 191655, 204432, 210870, 229986, 230040, 234245, 253044, 255540, 281094, 281160, 302389, 306648, 316305, 337392, 340720, 344979, 374792, 383310, 421641, 421740, 459972, 460080, 468490, 506088, 511080, 562188, 562320, 574965, 604778, 613296, 632610, 689958, 702735, 749584, 766620, 843282, 843480, 907167, 919944, 936980, 1012176, 1022160, 1124376, 1149930, 1209556, 1264923, 1265220, 1379916, 1405470, 1511945, 1533240, 1686564, 1686960, 1724895, 1814334, 1839888, 1873960, 2108205, 2248752, 2299860, 2419112, 2529846, 2530440, 2721501, 2759832, 2810940, 3023890, 3066480, 3326279, 3373128, 3449790, 3628668, 3747920, 3794769, 4216410, 4535835, 4599720, 4838224, 5059692, 5060880, 5443002, 5519664, 5621880, 6047780, 6324615, 6652558, 6746256, 6899580, 7257336, 7589538, 8164503, 8432820, 9071670, 9199440, 9978837, 10119384, 10886004, 11243760, 12095560, 12649230, 13305116, 13607505, 13799160, 14514672, 15179076, 16329006, 16631395, 16865640, 18143340, 18973845, 19957674, 20238768, 21772008, 24191120, 24493509, 25298460, 26610232, 27215010, 27598320, 29936511, 30358152, 32658012, 33262790, 33731280, 36286680, 37947690, 39915348, 40822515, 43544016, 48987018, 49894185, 50596920, 53220464, 54430020, 59873022, 60716304, 65316024, 66525580, 72573360, 75895380, 79830696, 81645030, 89809533, 97974036, 99788370, 101193840, 108860040, 119746044, 122467545, 130632048, 133051160, 149682555, 151790760, 159661392, 163290060, 179619066, 195948072, 199576740, 217720080, 239492088, 244935090, 266102320, 269428599, 299365110, 303581520, 326580120, 359238132, 391896144, 399153480, 449047665, 478984176, 489870180, 538857198, 598730220, 653160240, 718476264, 798306960, 898095330, 979740360, 1077714396, 1197460440, 1347142995, 1436952528, 1796190660, 1959480720, 2155428792, 2394920880, 2694285990, 3592381320, 4310857584, 5388571980, 7184762640, 10777143960, 21554287920]

約数ペア:

[(1, 21554287920), (2, 10777143960), (3, 7184762640), (4, 5388571980), (5, 4310857584), (6, 3592381320), (8, 2694285990), (9, 2394920880), (10, 2155428792), (11, 1959480720), (12, 1796190660), (15, 1436952528), (16, 1347142995), (18, 1197460440), (20, 1077714396), (22, 979740360), (24, 898095330), (27, 798306960), (30, 718476264), (33, 653160240), (36, 598730220), (40, 538857198), (44, 489870180), (45, 478984176), (48, 449047665), (54, 399153480), (55, 391896144), (60, 359238132), (66, 326580120), (71, 303581520), (72, 299365110), (80, 269428599), (81, 266102320), (88, 244935090), (90, 239492088), (99, 217720080), (108, 199576740), (110, 195948072), (120, 179619066), (132, 163290060), (135, 159661392), (142, 151790760), (144, 149682555), (162, 133051160), (165, 130632048), (176, 122467545), (180, 119746044), (198, 108860040), (213, 101193840), (216, 99788370), (220, 97974036), (240, 89809533), (264, 81645030), (270, 79830696), (284, 75895380), (297, 72573360), (324, 66525580), (330, 65316024), (355, 60716304), (360, 59873022), (396, 54430020), (405, 53220464), (426, 50596920), (432, 49894185), (440, 48987018), (495, 43544016), (528, 40822515), (540, 39915348), (568, 37947690), (594, 36286680), (639, 33731280), (648, 33262790), (660, 32658012), (710, 30358152), (720, 29936511), (781, 27598320), (792, 27215010), (810, 26610232), (852, 25298460), (880, 24493509), (891, 24191120), (990, 21772008), (1065, 20238768), (1080, 19957674), (1136, 18973845), (1188, 18143340), (1278, 16865640), (1296, 16631395), (1320, 16329006), (1420, 15179076), (1485, 14514672), (1562, 13799160), (1584, 13607505), (1620, 13305116), (1704, 12649230), (1782, 12095560), (1917, 11243760), (1980, 10886004), (2130, 10119384), (2160, 9978837), (2343, 9199440), (2376, 9071670), (2556, 8432820), (2640, 8164503), (2840, 7589538), (2970, 7257336), (3124, 6899580), (3195, 6746256), (3240, 6652558), (3408, 6324615), (3564, 6047780), (3834, 5621880), (3905, 5519664), (3960, 5443002), (4259, 5060880), (4260, 5059692), (4455, 4838224), (4686, 4599720), (4752, 4535835), (5112, 4216410), (5680, 3794769), (5751, 3747920), (5940, 3628668), (6248, 3449790), (6390, 3373128), (6480, 3326279), (7029, 3066480), (7128, 3023890), (7668, 2810940), (7810, 2759832), (7920, 2721501), (8518, 2530440), (8520, 2529846), (8910, 2419112), (9372, 2299860), (9585, 2248752), (10224, 2108205), (11502, 1873960), (11715, 1839888), (11880, 1814334), (12496, 1724895), (12777, 1686960), (12780, 1686564), (14058, 1533240), (14256, 1511945), (15336, 1405470), (15620, 1379916), (17036, 1265220), (17040, 1264923), (17820, 1209556), (18744, 1149930), (19170, 1124376), (21087, 1022160), (21295, 1012176), (23004, 936980), (23430, 919944), (23760, 907167), (25554, 843480), (25560, 843282), (28116, 766620), (28755, 749584), (30672, 702735), (31240, 689958), (34072, 632610), (35145, 613296), (35640, 604778), (37488, 574965), (38331, 562320), (38340, 562188), (42174, 511080), (42590, 506088), (46008, 468490), (46849, 460080), (46860, 459972), (51108, 421740), (51120, 421641), (56232, 383310), (57510, 374792), (62480, 344979), (63261, 340720), (63885, 337392), (68144, 316305), (70290, 306648), (71280, 302389), (76662, 281160), (76680, 281094), (84348, 255540), (85180, 253044), (92016, 234245), (93698, 230040), (93720, 229986), (102216, 210870), (105435, 204432), (112464, 191655), (114993, 187440), (115020, 187396), (126522, 170360), (127770, 168696), (140547, 153360), (140580, 153324)]