20179286820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:781

約数の個数: 576

約数和(自身を含む): 79798118400

約数和(自身を除く): 59618831580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 43, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 86, 90, 98, 99, 105, 110, 126, 129, 132, 140, 147, 154, 165, 172, 180, 196, 198, 210, 215, 220, 231, 245, 252, 258, 294, 301, 308, 315, 330, 343, 385, 387, 396, 420, 430, 441, 462, 473, 490, 495, 516, 539, 588, 602, 630, 645, 660, 686, 691, 693, 735, 770, 774, 860, 882, 903, 924, 946, 980, 990, 1029, 1078, 1155, 1204, 1260, 1290, 1372, 1382, 1386, 1419, 1470, 1505, 1540, 1548, 1617, 1715, 1764, 1806, 1892, 1935, 1980, 2058, 2073, 2107, 2156, 2205, 2310, 2365, 2580, 2695, 2709, 2764, 2772, 2838, 2940, 3010, 3087, 3234, 3311, 3430, 3455, 3465, 3612, 3773, 3870, 4116, 4146, 4214, 4257, 4410, 4515, 4620, 4730, 4837, 4851, 5145, 5390, 5418, 5676, 6020, 6174, 6219, 6321, 6468, 6622, 6860, 6910, 6930, 7095, 7546, 7601, 7740, 8085, 8292, 8428, 8514, 8820, 9030, 9460, 9674, 9702, 9933, 10290, 10365, 10535, 10780, 10836, 11319, 12348, 12438, 12642, 13244, 13545, 13820, 13860, 14190, 14511, 14749, 15092, 15202, 15435, 16170, 16555, 17028, 18060, 18865, 18963, 19348, 19404, 19866, 20580, 20730, 21070, 21285, 22638, 22803, 23177, 24185, 24255, 24876, 25284, 27090, 28380, 29022, 29498, 29713, 29799, 30404, 30870, 31095, 31605, 32340, 33110, 33859, 33957, 37730, 37926, 38005, 39732, 41460, 42140, 42570, 43533, 44247, 45276, 45606, 46354, 48370, 48510, 49665, 53207, 54180, 56595, 58044, 58996, 59426, 59598, 61740, 62190, 63210, 66220, 67718, 67914, 68409, 69531, 72555, 73745, 75460, 75852, 76010, 85140, 87066, 88494, 89139, 91212, 92708, 94815, 96740, 97020, 99330, 101577, 106414, 113190, 114015, 115885, 118852, 119196, 124380, 126420, 132741, 135436, 135828, 136818, 139062, 145110, 147490, 148565, 148995, 152020, 159621, 162239, 169295, 169785, 174132, 176988, 178278, 189630, 198660, 203154, 207991, 208593, 212828, 217665, 221235, 226380, 228030, 231770, 237013, 265482, 266035, 267417, 273636, 278124, 290220, 294980, 297130, 297990, 304731, 319242, 324478, 326843, 338590, 339570, 342045, 347655, 356556, 372449, 379260, 406308, 415982, 417186, 435330, 442470, 445695, 456060, 463540, 474026, 478863, 486717, 507885, 530964, 532070, 534834, 594260, 595980, 609462, 623973, 638484, 648956, 653686, 663705, 677180, 679140, 684090, 695310, 711039, 744898, 798105, 811195, 831964, 834372, 870660, 884940, 891390, 948052, 957726, 973434, 980529, 1015770, 1039955, 1042965, 1064140, 1069668, 1117347, 1185065, 1218924, 1247946, 1307372, 1327410, 1337085, 1368180, 1390620, 1422078, 1455937, 1460151, 1489796, 1523655, 1596210, 1622390, 1634215, 1782780, 1862245, 1871919, 1915452, 1946868, 1961058, 2031540, 2079910, 2085930, 2133117, 2234694, 2287901, 2370130, 2394315, 2433585, 2495892, 2607143, 2654820, 2674170, 2844156, 2911874, 2920302, 2941587, 3047310, 3119865, 3192420, 3244780, 3268430, 3352041, 3555195, 3724490, 3743838, 3922116, 4159820, 4171860, 4266234, 4367811, 4469388, 4575802, 4740260, 4788630, 4867170, 4902645, 5214286, 5348340, 5586735, 5823748, 5840604, 5883174, 6094620, 6239730, 6536860, 6704082, 6863703, 7110390, 7279685, 7300755, 7448980, 7487676, 7821429, 8532468, 8735622, 9151604, 9359595, 9577260, 9734340, 9805290, 10191559, 10428572, 10665585, 11173470, 11439505, 11766348, 12479460, 13035715, 13103433, 13408164, 13727406, 14220780, 14559370, 14601510, 14707935, 15642858, 16015307, 16760205, 17471244, 18719190, 19610580, 20383118, 20591109, 21331170, 21839055, 22346940, 22879010, 23464287, 26071430, 26206866, 27454812, 29118740, 29203020, 29415870, 30574677, 31285716, 32030614, 33520410, 34318515, 37438380, 39107145, 40766236, 41182218, 42662340, 43678110, 45758020, 46928574, 48045921, 50957795, 52142860, 52413732, 58831740, 61149354, 64061228, 65517165, 67040820, 68637030, 78214290, 80076535, 82364436, 87356220, 91724031, 93857148, 96091842, 101915590, 102955545, 112107149, 117321435, 122298708, 131034330, 137274060, 144137763, 152873385, 156428580, 160153070, 183448062, 192183684, 203831180, 205911090, 224214298, 234642870, 240229605, 262068660, 288275526, 305746770, 320306140, 336321447, 366896124, 411822180, 448428596, 458620155, 469285740, 480459210, 560535745, 576551052, 611493540, 672642894, 720688815, 917240310, 960918420, 1008964341, 1121071490, 1345285788, 1441377630, 1681607235, 1834480620, 2017928682, 2242142980, 2882755260, 3363214470, 4035857364, 5044821705, 6726428940, 10089643410, 20179286820]

約数ペア:

[(1, 20179286820), (2, 10089643410), (3, 6726428940), (4, 5044821705), (5, 4035857364), (6, 3363214470), (7, 2882755260), (9, 2242142980), (10, 2017928682), (11, 1834480620), (12, 1681607235), (14, 1441377630), (15, 1345285788), (18, 1121071490), (20, 1008964341), (21, 960918420), (22, 917240310), (28, 720688815), (30, 672642894), (33, 611493540), (35, 576551052), (36, 560535745), (42, 480459210), (43, 469285740), (44, 458620155), (45, 448428596), (49, 411822180), (55, 366896124), (60, 336321447), (63, 320306140), (66, 305746770), (70, 288275526), (77, 262068660), (84, 240229605), (86, 234642870), (90, 224214298), (98, 205911090), (99, 203831180), (105, 192183684), (110, 183448062), (126, 160153070), (129, 156428580), (132, 152873385), (140, 144137763), (147, 137274060), (154, 131034330), (165, 122298708), (172, 117321435), (180, 112107149), (196, 102955545), (198, 101915590), (210, 96091842), (215, 93857148), (220, 91724031), (231, 87356220), (245, 82364436), (252, 80076535), (258, 78214290), (294, 68637030), (301, 67040820), (308, 65517165), (315, 64061228), (330, 61149354), (343, 58831740), (385, 52413732), (387, 52142860), (396, 50957795), (420, 48045921), (430, 46928574), (441, 45758020), (462, 43678110), (473, 42662340), (490, 41182218), (495, 40766236), (516, 39107145), (539, 37438380), (588, 34318515), (602, 33520410), (630, 32030614), (645, 31285716), (660, 30574677), (686, 29415870), (691, 29203020), (693, 29118740), (735, 27454812), (770, 26206866), (774, 26071430), (860, 23464287), (882, 22879010), (903, 22346940), (924, 21839055), (946, 21331170), (980, 20591109), (990, 20383118), (1029, 19610580), (1078, 18719190), (1155, 17471244), (1204, 16760205), (1260, 16015307), (1290, 15642858), (1372, 14707935), (1382, 14601510), (1386, 14559370), (1419, 14220780), (1470, 13727406), (1505, 13408164), (1540, 13103433), (1548, 13035715), (1617, 12479460), (1715, 11766348), (1764, 11439505), (1806, 11173470), (1892, 10665585), (1935, 10428572), (1980, 10191559), (2058, 9805290), (2073, 9734340), (2107, 9577260), (2156, 9359595), (2205, 9151604), (2310, 8735622), (2365, 8532468), (2580, 7821429), (2695, 7487676), (2709, 7448980), (2764, 7300755), (2772, 7279685), (2838, 7110390), (2940, 6863703), (3010, 6704082), (3087, 6536860), (3234, 6239730), (3311, 6094620), (3430, 5883174), (3455, 5840604), (3465, 5823748), (3612, 5586735), (3773, 5348340), (3870, 5214286), (4116, 4902645), (4146, 4867170), (4214, 4788630), (4257, 4740260), (4410, 4575802), (4515, 4469388), (4620, 4367811), (4730, 4266234), (4837, 4171860), (4851, 4159820), (5145, 3922116), (5390, 3743838), (5418, 3724490), (5676, 3555195), (6020, 3352041), (6174, 3268430), (6219, 3244780), (6321, 3192420), (6468, 3119865), (6622, 3047310), (6860, 2941587), (6910, 2920302), (6930, 2911874), (7095, 2844156), (7546, 2674170), (7601, 2654820), (7740, 2607143), (8085, 2495892), (8292, 2433585), (8428, 2394315), (8514, 2370130), (8820, 2287901), (9030, 2234694), (9460, 2133117), (9674, 2085930), (9702, 2079910), (9933, 2031540), (10290, 1961058), (10365, 1946868), (10535, 1915452), (10780, 1871919), (10836, 1862245), (11319, 1782780), (12348, 1634215), (12438, 1622390), (12642, 1596210), (13244, 1523655), (13545, 1489796), (13820, 1460151), (13860, 1455937), (14190, 1422078), (14511, 1390620), (14749, 1368180), (15092, 1337085), (15202, 1327410), (15435, 1307372), (16170, 1247946), (16555, 1218924), (17028, 1185065), (18060, 1117347), (18865, 1069668), (18963, 1064140), (19348, 1042965), (19404, 1039955), (19866, 1015770), (20580, 980529), (20730, 973434), (21070, 957726), (21285, 948052), (22638, 891390), (22803, 884940), (23177, 870660), (24185, 834372), (24255, 831964), (24876, 811195), (25284, 798105), (27090, 744898), (28380, 711039), (29022, 695310), (29498, 684090), (29713, 679140), (29799, 677180), (30404, 663705), (30870, 653686), (31095, 648956), (31605, 638484), (32340, 623973), (33110, 609462), (33859, 595980), (33957, 594260), (37730, 534834), (37926, 532070), (38005, 530964), (39732, 507885), (41460, 486717), (42140, 478863), (42570, 474026), (43533, 463540), (44247, 456060), (45276, 445695), (45606, 442470), (46354, 435330), (48370, 417186), (48510, 415982), (49665, 406308), (53207, 379260), (54180, 372449), (56595, 356556), (58044, 347655), (58996, 342045), (59426, 339570), (59598, 338590), (61740, 326843), (62190, 324478), (63210, 319242), (66220, 304731), (67718, 297990), (67914, 297130), (68409, 294980), (69531, 290220), (72555, 278124), (73745, 273636), (75460, 267417), (75852, 266035), (76010, 265482), (85140, 237013), (87066, 231770), (88494, 228030), (89139, 226380), (91212, 221235), (92708, 217665), (94815, 212828), (96740, 208593), (97020, 207991), (99330, 203154), (101577, 198660), (106414, 189630), (113190, 178278), (114015, 176988), (115885, 174132), (118852, 169785), (119196, 169295), (124380, 162239), (126420, 159621), (132741, 152020), (135436, 148995), (135828, 148565), (136818, 147490), (139062, 145110)]