20491279380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:332

約数の個数: 576

約数和(自身を含む): 75554519040

約数和(自身を除く): 55063239660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 59, 60, 65, 66, 78, 90, 99, 103, 110, 117, 118, 130, 131, 132, 143, 156, 165, 177, 180, 195, 198, 206, 220, 234, 236, 260, 262, 286, 295, 309, 330, 354, 390, 393, 396, 412, 429, 468, 495, 515, 524, 531, 572, 585, 590, 618, 649, 655, 660, 708, 715, 767, 780, 786, 858, 885, 927, 990, 1030, 1062, 1133, 1170, 1179, 1180, 1236, 1287, 1298, 1310, 1339, 1430, 1441, 1534, 1545, 1572, 1703, 1716, 1770, 1854, 1947, 1965, 1980, 2060, 2124, 2145, 2266, 2301, 2340, 2358, 2574, 2596, 2620, 2655, 2678, 2860, 2882, 3068, 3090, 3245, 3399, 3406, 3540, 3708, 3835, 3894, 3930, 4017, 4290, 4323, 4532, 4602, 4635, 4716, 5109, 5148, 5310, 5356, 5665, 5764, 5841, 5895, 6077, 6180, 6435, 6490, 6695, 6798, 6812, 6903, 7205, 7670, 7729, 7788, 7860, 8034, 8437, 8515, 8580, 8646, 9204, 9270, 9735, 10197, 10218, 10620, 11330, 11505, 11682, 11790, 12051, 12154, 12870, 12969, 12980, 13390, 13493, 13596, 13806, 14410, 14729, 15327, 15340, 15458, 16068, 16874, 16995, 17030, 17292, 18231, 18540, 18733, 19470, 20085, 20394, 20436, 21615, 22660, 23010, 23187, 23364, 23580, 24102, 24308, 25311, 25545, 25740, 25938, 26780, 26986, 27612, 28820, 29205, 29458, 30385, 30654, 30916, 33748, 33990, 34060, 34515, 36462, 37466, 38645, 38940, 40170, 40479, 40788, 42185, 43230, 44187, 46020, 46374, 48204, 50622, 50985, 51090, 51876, 53972, 54693, 56199, 58410, 58916, 60255, 60770, 61308, 64845, 66847, 67465, 67980, 69030, 69561, 72924, 73645, 74932, 75933, 76635, 77290, 79001, 80340, 80958, 84370, 85019, 86460, 88374, 91155, 92748, 93665, 100477, 101244, 101970, 102180, 109386, 112398, 115935, 116820, 120510, 121437, 121540, 126555, 129690, 132561, 133694, 134930, 138060, 139122, 147290, 148423, 151866, 153270, 154580, 158002, 161916, 168597, 168740, 170038, 175409, 176748, 182310, 187330, 200541, 200954, 202395, 203940, 218772, 220935, 224796, 231870, 237003, 241020, 242874, 253110, 255057, 259380, 265122, 267388, 269860, 273465, 278244, 280995, 294580, 296846, 301431, 303732, 306540, 316004, 334235, 337194, 340076, 347805, 350818, 364620, 374660, 379665, 395005, 401082, 401908, 404790, 425095, 441870, 445269, 463740, 474006, 485748, 502385, 506220, 510114, 526227, 530244, 546930, 561990, 593692, 601623, 602862, 607185, 662805, 668470, 674388, 695610, 701636, 711009, 742115, 759330, 765171, 790010, 796087, 802164, 809580, 842985, 850190, 869011, 877045, 883740, 890538, 904293, 948012, 1002705, 1004770, 1020228, 1052454, 1093860, 1105247, 1123980, 1185015, 1203246, 1205724, 1214370, 1275285, 1325610, 1335807, 1336940, 1391220, 1422018, 1484230, 1507155, 1518660, 1530342, 1578681, 1580020, 1592174, 1685970, 1700380, 1738022, 1754090, 1781076, 1808586, 1929499, 2005410, 2009540, 2104908, 2210494, 2226345, 2370030, 2388261, 2406492, 2428740, 2550570, 2607033, 2631135, 2651220, 2671614, 2844036, 2968460, 3008115, 3014310, 3060684, 3157362, 3184348, 3315741, 3371940, 3476044, 3508180, 3555045, 3617172, 3825855, 3858998, 3980435, 4010820, 4345055, 4420988, 4452690, 4521465, 4740060, 4776522, 5101140, 5214066, 5262270, 5343228, 5526235, 5788497, 6016230, 6028620, 6314724, 6631482, 6679035, 7110090, 7164783, 7651710, 7717996, 7821099, 7893405, 7960870, 8690110, 8756957, 8905380, 9042930, 9553044, 9647495, 9947223, 10349131, 10428132, 10524540, 11052470, 11576994, 11941305, 12032460, 13035165, 13262964, 13358070, 14220180, 14329566, 15303420, 15642198, 15786810, 15921740, 16578705, 17365491, 17380220, 17513914, 18085860, 19294990, 19894446, 20698262, 22104940, 23153988, 23882610, 26070330, 26270871, 26716140, 28659132, 28942485, 31047393, 31284396, 31573620, 33157410, 34730982, 35027828, 35823915, 38589980, 39105495, 39788892, 41396524, 43784785, 47765220, 49736115, 51745655, 52140660, 52541742, 57884970, 62094786, 66314820, 69461964, 71647830, 78210990, 78812613, 86827455, 87569570, 93142179, 99472230, 103491310, 105083484, 113840441, 115769940, 124189572, 131354355, 143295660, 155236965, 156421980, 157625226, 173654910, 175139140, 186284358, 198944460, 206982620, 227680882, 262708710, 310473930, 315250452, 341521323, 347309820, 372568716, 394063065, 455361764, 465710895, 525417420, 569202205, 620947860, 683042646, 788126130, 931421790, 1024563969, 1138404410, 1366085292, 1576252260, 1707606615, 1862843580, 2049127938, 2276808820, 3415213230, 4098255876, 5122819845, 6830426460, 10245639690, 20491279380]

約数ペア:

[(1, 20491279380), (2, 10245639690), (3, 6830426460), (4, 5122819845), (5, 4098255876), (6, 3415213230), (9, 2276808820), (10, 2049127938), (11, 1862843580), (12, 1707606615), (13, 1576252260), (15, 1366085292), (18, 1138404410), (20, 1024563969), (22, 931421790), (26, 788126130), (30, 683042646), (33, 620947860), (36, 569202205), (39, 525417420), (44, 465710895), (45, 455361764), (52, 394063065), (55, 372568716), (59, 347309820), (60, 341521323), (65, 315250452), (66, 310473930), (78, 262708710), (90, 227680882), (99, 206982620), (103, 198944460), (110, 186284358), (117, 175139140), (118, 173654910), (130, 157625226), (131, 156421980), (132, 155236965), (143, 143295660), (156, 131354355), (165, 124189572), (177, 115769940), (180, 113840441), (195, 105083484), (198, 103491310), (206, 99472230), (220, 93142179), (234, 87569570), (236, 86827455), (260, 78812613), (262, 78210990), (286, 71647830), (295, 69461964), (309, 66314820), (330, 62094786), (354, 57884970), (390, 52541742), (393, 52140660), (396, 51745655), (412, 49736115), (429, 47765220), (468, 43784785), (495, 41396524), (515, 39788892), (524, 39105495), (531, 38589980), (572, 35823915), (585, 35027828), (590, 34730982), (618, 33157410), (649, 31573620), (655, 31284396), (660, 31047393), (708, 28942485), (715, 28659132), (767, 26716140), (780, 26270871), (786, 26070330), (858, 23882610), (885, 23153988), (927, 22104940), (990, 20698262), (1030, 19894446), (1062, 19294990), (1133, 18085860), (1170, 17513914), (1179, 17380220), (1180, 17365491), (1236, 16578705), (1287, 15921740), (1298, 15786810), (1310, 15642198), (1339, 15303420), (1430, 14329566), (1441, 14220180), (1534, 13358070), (1545, 13262964), (1572, 13035165), (1703, 12032460), (1716, 11941305), (1770, 11576994), (1854, 11052470), (1947, 10524540), (1965, 10428132), (1980, 10349131), (2060, 9947223), (2124, 9647495), (2145, 9553044), (2266, 9042930), (2301, 8905380), (2340, 8756957), (2358, 8690110), (2574, 7960870), (2596, 7893405), (2620, 7821099), (2655, 7717996), (2678, 7651710), (2860, 7164783), (2882, 7110090), (3068, 6679035), (3090, 6631482), (3245, 6314724), (3399, 6028620), (3406, 6016230), (3540, 5788497), (3708, 5526235), (3835, 5343228), (3894, 5262270), (3930, 5214066), (4017, 5101140), (4290, 4776522), (4323, 4740060), (4532, 4521465), (4602, 4452690), (4635, 4420988), (4716, 4345055), (5109, 4010820), (5148, 3980435), (5310, 3858998), (5356, 3825855), (5665, 3617172), (5764, 3555045), (5841, 3508180), (5895, 3476044), (6077, 3371940), (6180, 3315741), (6435, 3184348), (6490, 3157362), (6695, 3060684), (6798, 3014310), (6812, 3008115), (6903, 2968460), (7205, 2844036), (7670, 2671614), (7729, 2651220), (7788, 2631135), (7860, 2607033), (8034, 2550570), (8437, 2428740), (8515, 2406492), (8580, 2388261), (8646, 2370030), (9204, 2226345), (9270, 2210494), (9735, 2104908), (10197, 2009540), (10218, 2005410), (10620, 1929499), (11330, 1808586), (11505, 1781076), (11682, 1754090), (11790, 1738022), (12051, 1700380), (12154, 1685970), (12870, 1592174), (12969, 1580020), (12980, 1578681), (13390, 1530342), (13493, 1518660), (13596, 1507155), (13806, 1484230), (14410, 1422018), (14729, 1391220), (15327, 1336940), (15340, 1335807), (15458, 1325610), (16068, 1275285), (16874, 1214370), (16995, 1205724), (17030, 1203246), (17292, 1185015), (18231, 1123980), (18540, 1105247), (18733, 1093860), (19470, 1052454), (20085, 1020228), (20394, 1004770), (20436, 1002705), (21615, 948012), (22660, 904293), (23010, 890538), (23187, 883740), (23364, 877045), (23580, 869011), (24102, 850190), (24308, 842985), (25311, 809580), (25545, 802164), (25740, 796087), (25938, 790010), (26780, 765171), (26986, 759330), (27612, 742115), (28820, 711009), (29205, 701636), (29458, 695610), (30385, 674388), (30654, 668470), (30916, 662805), (33748, 607185), (33990, 602862), (34060, 601623), (34515, 593692), (36462, 561990), (37466, 546930), (38645, 530244), (38940, 526227), (40170, 510114), (40479, 506220), (40788, 502385), (42185, 485748), (43230, 474006), (44187, 463740), (46020, 445269), (46374, 441870), (48204, 425095), (50622, 404790), (50985, 401908), (51090, 401082), (51876, 395005), (53972, 379665), (54693, 374660), (56199, 364620), (58410, 350818), (58916, 347805), (60255, 340076), (60770, 337194), (61308, 334235), (64845, 316004), (66847, 306540), (67465, 303732), (67980, 301431), (69030, 296846), (69561, 294580), (72924, 280995), (73645, 278244), (74932, 273465), (75933, 269860), (76635, 267388), (77290, 265122), (79001, 259380), (80340, 255057), (80958, 253110), (84370, 242874), (85019, 241020), (86460, 237003), (88374, 231870), (91155, 224796), (92748, 220935), (93665, 218772), (100477, 203940), (101244, 202395), (101970, 200954), (102180, 200541), (109386, 187330), (112398, 182310), (115935, 176748), (116820, 175409), (120510, 170038), (121437, 168740), (121540, 168597), (126555, 161916), (129690, 158002), (132561, 154580), (133694, 153270), (134930, 151866), (138060, 148423), (139122, 147290)]