21450072780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:430

約数の個数: 384

約数和(自身を含む): 71559936000

約数和(自身を除く): 50109863220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 67, 69, 90, 92, 108, 115, 134, 135, 138, 149, 173, 180, 201, 207, 230, 268, 270, 276, 298, 335, 345, 346, 402, 414, 447, 460, 519, 540, 596, 603, 621, 670, 690, 692, 745, 804, 828, 865, 894, 1005, 1035, 1038, 1206, 1242, 1340, 1341, 1380, 1490, 1541, 1557, 1730, 1788, 1809, 2010, 2070, 2076, 2235, 2412, 2484, 2595, 2682, 2980, 3015, 3082, 3105, 3114, 3427, 3460, 3618, 3979, 4020, 4023, 4140, 4470, 4623, 4671, 5190, 5364, 6030, 6164, 6210, 6228, 6705, 6854, 7236, 7705, 7785, 7958, 8046, 8940, 9045, 9246, 9342, 9983, 10281, 10380, 11591, 11937, 12060, 12420, 13410, 13708, 13869, 15410, 15570, 15916, 16092, 17135, 18090, 18492, 18684, 19895, 19966, 20115, 20562, 23115, 23182, 23355, 23874, 25777, 26820, 27738, 29949, 30820, 30843, 31140, 34270, 34773, 35811, 36180, 39790, 39932, 40230, 41124, 41607, 46230, 46364, 46710, 47748, 49915, 51405, 51554, 55476, 57955, 59685, 59898, 61686, 68540, 69345, 69546, 71622, 77331, 79580, 80460, 83214, 89847, 92460, 92529, 93420, 99830, 102810, 103108, 104319, 107433, 115910, 119370, 119796, 123372, 128885, 138690, 139092, 143244, 149745, 154215, 154662, 166428, 173865, 179055, 179694, 185058, 199660, 205620, 208035, 208638, 214866, 229609, 231820, 231993, 238740, 257770, 266593, 269541, 277380, 299490, 308430, 309324, 312957, 347730, 358110, 359388, 370116, 386655, 416070, 417276, 429732, 449235, 459218, 462645, 463986, 515540, 521595, 533186, 537165, 539082, 592871, 598980, 616860, 625914, 688827, 695460, 695979, 716220, 773310, 799779, 832140, 898470, 918436, 925290, 927972, 1043190, 1066372, 1074330, 1078164, 1148045, 1159965, 1185742, 1251828, 1332965, 1347705, 1377654, 1391958, 1546620, 1564785, 1599558, 1727059, 1778613, 1796940, 1850580, 2066481, 2086380, 2148660, 2296090, 2319930, 2371484, 2399337, 2665930, 2695410, 2755308, 2783916, 2964355, 3129570, 3199116, 3444135, 3454118, 3479895, 3557226, 3998895, 4132962, 4592180, 4639860, 4798674, 5181177, 5331860, 5335839, 5390820, 5928710, 6199443, 6259140, 6888270, 6908236, 6959790, 7114452, 7198011, 7997790, 8265924, 8635295, 8893065, 9597348, 10332405, 10362354, 10671678, 11857420, 11996685, 12398886, 13776540, 13919580, 14396022, 15543531, 15995580, 16007517, 17270590, 17786130, 20664810, 20724708, 21343356, 23993370, 24797772, 25905885, 26679195, 28792044, 30997215, 31087062, 32015034, 34541180, 35572260, 35990055, 39722357, 41329620, 46630593, 47986740, 51811770, 53358390, 61994430, 62174124, 64030068, 71980110, 77717655, 79444714, 80037585, 93261186, 103623540, 106716780, 119167071, 123988860, 143960220, 155435310, 158889428, 160075170, 186522372, 198611785, 233152965, 238334142, 310870620, 320150340, 357501213, 397223570, 466305930, 476668284, 595835355, 715002426, 794447140, 932611860, 1072503639, 1191670710, 1430004852, 1787506065, 2145007278, 2383341420, 3575012130, 4290014556, 5362518195, 7150024260, 10725036390, 21450072780]

約数ペア:

[(1, 21450072780), (2, 10725036390), (3, 7150024260), (4, 5362518195), (5, 4290014556), (6, 3575012130), (9, 2383341420), (10, 2145007278), (12, 1787506065), (15, 1430004852), (18, 1191670710), (20, 1072503639), (23, 932611860), (27, 794447140), (30, 715002426), (36, 595835355), (45, 476668284), (46, 466305930), (54, 397223570), (60, 357501213), (67, 320150340), (69, 310870620), (90, 238334142), (92, 233152965), (108, 198611785), (115, 186522372), (134, 160075170), (135, 158889428), (138, 155435310), (149, 143960220), (173, 123988860), (180, 119167071), (201, 106716780), (207, 103623540), (230, 93261186), (268, 80037585), (270, 79444714), (276, 77717655), (298, 71980110), (335, 64030068), (345, 62174124), (346, 61994430), (402, 53358390), (414, 51811770), (447, 47986740), (460, 46630593), (519, 41329620), (540, 39722357), (596, 35990055), (603, 35572260), (621, 34541180), (670, 32015034), (690, 31087062), (692, 30997215), (745, 28792044), (804, 26679195), (828, 25905885), (865, 24797772), (894, 23993370), (1005, 21343356), (1035, 20724708), (1038, 20664810), (1206, 17786130), (1242, 17270590), (1340, 16007517), (1341, 15995580), (1380, 15543531), (1490, 14396022), (1541, 13919580), (1557, 13776540), (1730, 12398886), (1788, 11996685), (1809, 11857420), (2010, 10671678), (2070, 10362354), (2076, 10332405), (2235, 9597348), (2412, 8893065), (2484, 8635295), (2595, 8265924), (2682, 7997790), (2980, 7198011), (3015, 7114452), (3082, 6959790), (3105, 6908236), (3114, 6888270), (3427, 6259140), (3460, 6199443), (3618, 5928710), (3979, 5390820), (4020, 5335839), (4023, 5331860), (4140, 5181177), (4470, 4798674), (4623, 4639860), (4671, 4592180), (5190, 4132962), (5364, 3998895), (6030, 3557226), (6164, 3479895), (6210, 3454118), (6228, 3444135), (6705, 3199116), (6854, 3129570), (7236, 2964355), (7705, 2783916), (7785, 2755308), (7958, 2695410), (8046, 2665930), (8940, 2399337), (9045, 2371484), (9246, 2319930), (9342, 2296090), (9983, 2148660), (10281, 2086380), (10380, 2066481), (11591, 1850580), (11937, 1796940), (12060, 1778613), (12420, 1727059), (13410, 1599558), (13708, 1564785), (13869, 1546620), (15410, 1391958), (15570, 1377654), (15916, 1347705), (16092, 1332965), (17135, 1251828), (18090, 1185742), (18492, 1159965), (18684, 1148045), (19895, 1078164), (19966, 1074330), (20115, 1066372), (20562, 1043190), (23115, 927972), (23182, 925290), (23355, 918436), (23874, 898470), (25777, 832140), (26820, 799779), (27738, 773310), (29949, 716220), (30820, 695979), (30843, 695460), (31140, 688827), (34270, 625914), (34773, 616860), (35811, 598980), (36180, 592871), (39790, 539082), (39932, 537165), (40230, 533186), (41124, 521595), (41607, 515540), (46230, 463986), (46364, 462645), (46710, 459218), (47748, 449235), (49915, 429732), (51405, 417276), (51554, 416070), (55476, 386655), (57955, 370116), (59685, 359388), (59898, 358110), (61686, 347730), (68540, 312957), (69345, 309324), (69546, 308430), (71622, 299490), (77331, 277380), (79580, 269541), (80460, 266593), (83214, 257770), (89847, 238740), (92460, 231993), (92529, 231820), (93420, 229609), (99830, 214866), (102810, 208638), (103108, 208035), (104319, 205620), (107433, 199660), (115910, 185058), (119370, 179694), (119796, 179055), (123372, 173865), (128885, 166428), (138690, 154662), (139092, 154215), (143244, 149745)]