20565420336

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:937

約数の個数: 360

約数和(自身を含む): 66512409600

約数和(自身を除く): 45946989264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 31, 34, 36, 38, 48, 51, 57, 62, 68, 72, 76, 93, 102, 114, 124, 136, 144, 152, 153, 171, 186, 204, 228, 248, 272, 279, 289, 304, 306, 323, 342, 372, 408, 456, 496, 527, 558, 578, 589, 612, 646, 684, 744, 816, 839, 867, 912, 969, 1054, 1116, 1156, 1178, 1224, 1292, 1368, 1488, 1581, 1678, 1734, 1767, 1938, 2108, 2232, 2312, 2356, 2448, 2517, 2584, 2601, 2736, 2907, 3162, 3356, 3468, 3534, 3876, 4216, 4464, 4624, 4712, 4743, 5034, 5168, 5202, 5301, 5491, 5814, 6324, 6712, 6936, 7068, 7551, 7752, 8432, 8959, 9424, 9486, 10013, 10068, 10404, 10602, 10982, 11628, 12648, 13424, 13872, 14136, 14263, 15102, 15504, 15941, 16473, 17918, 18972, 20026, 20136, 20808, 21204, 21964, 23256, 25296, 26009, 26877, 28272, 28526, 30039, 30204, 31882, 32946, 35836, 37944, 40052, 40272, 41616, 42408, 42789, 43928, 46512, 47823, 49419, 52018, 53754, 57052, 60078, 60408, 63764, 65892, 71672, 75888, 78027, 80104, 80631, 84816, 85578, 87856, 90117, 95646, 98838, 104036, 107508, 114104, 120156, 120816, 127528, 128367, 131784, 143344, 143469, 156054, 160208, 161262, 170221, 171156, 180234, 191292, 197676, 208072, 215016, 228208, 234081, 240312, 242471, 255056, 256734, 263568, 270997, 286938, 312108, 322524, 340442, 342312, 360468, 382584, 395352, 416144, 430032, 442153, 468162, 480624, 484942, 494171, 510663, 513468, 541994, 573876, 624216, 645048, 680884, 684624, 720936, 727413, 765168, 790704, 812991, 884306, 936324, 969884, 988342, 1021326, 1026936, 1083988, 1147752, 1248432, 1290096, 1326459, 1361768, 1441872, 1454826, 1482513, 1531989, 1625982, 1768612, 1872648, 1939768, 1976684, 2042652, 2053872, 2167976, 2182239, 2295504, 2438973, 2652918, 2723536, 2909652, 2965026, 3063978, 3251964, 3537224, 3745296, 3879536, 3953368, 3979377, 4085304, 4335952, 4364478, 4447539, 4606949, 4877946, 5305836, 5819304, 5930052, 6127956, 6503928, 7074448, 7516601, 7906736, 7958754, 8170608, 8400907, 8728956, 8895078, 9213898, 9755892, 10611672, 11638608, 11860104, 12255912, 13007856, 13820847, 15033202, 15917508, 16801814, 17457912, 17790156, 18427796, 19511784, 21223344, 22549803, 23720208, 24511824, 25202721, 27641694, 30066404, 31835016, 33603628, 34915824, 35580312, 36855592, 39023568, 41462541, 45099606, 50405442, 55283388, 60132808, 63670032, 67207256, 67649409, 71160624, 73711184, 75608163, 82925082, 90199212, 100810884, 110566776, 120265616, 134414512, 135298818, 142815419, 151216326, 165850164, 180398424, 201621768, 221133552, 270597636, 285630838, 302432652, 331700328, 360796848, 403243536, 428446257, 541195272, 571261676, 604865304, 663400656, 856892514, 1082390544, 1142523352, 1209730608, 1285338771, 1713785028, 2285046704, 2570677542, 3427570056, 5141355084, 6855140112, 10282710168, 20565420336]

約数ペア:

[(1, 20565420336), (2, 10282710168), (3, 6855140112), (4, 5141355084), (6, 3427570056), (8, 2570677542), (9, 2285046704), (12, 1713785028), (16, 1285338771), (17, 1209730608), (18, 1142523352), (19, 1082390544), (24, 856892514), (31, 663400656), (34, 604865304), (36, 571261676), (38, 541195272), (48, 428446257), (51, 403243536), (57, 360796848), (62, 331700328), (68, 302432652), (72, 285630838), (76, 270597636), (93, 221133552), (102, 201621768), (114, 180398424), (124, 165850164), (136, 151216326), (144, 142815419), (152, 135298818), (153, 134414512), (171, 120265616), (186, 110566776), (204, 100810884), (228, 90199212), (248, 82925082), (272, 75608163), (279, 73711184), (289, 71160624), (304, 67649409), (306, 67207256), (323, 63670032), (342, 60132808), (372, 55283388), (408, 50405442), (456, 45099606), (496, 41462541), (527, 39023568), (558, 36855592), (578, 35580312), (589, 34915824), (612, 33603628), (646, 31835016), (684, 30066404), (744, 27641694), (816, 25202721), (839, 24511824), (867, 23720208), (912, 22549803), (969, 21223344), (1054, 19511784), (1116, 18427796), (1156, 17790156), (1178, 17457912), (1224, 16801814), (1292, 15917508), (1368, 15033202), (1488, 13820847), (1581, 13007856), (1678, 12255912), (1734, 11860104), (1767, 11638608), (1938, 10611672), (2108, 9755892), (2232, 9213898), (2312, 8895078), (2356, 8728956), (2448, 8400907), (2517, 8170608), (2584, 7958754), (2601, 7906736), (2736, 7516601), (2907, 7074448), (3162, 6503928), (3356, 6127956), (3468, 5930052), (3534, 5819304), (3876, 5305836), (4216, 4877946), (4464, 4606949), (4624, 4447539), (4712, 4364478), (4743, 4335952), (5034, 4085304), (5168, 3979377), (5202, 3953368), (5301, 3879536), (5491, 3745296), (5814, 3537224), (6324, 3251964), (6712, 3063978), (6936, 2965026), (7068, 2909652), (7551, 2723536), (7752, 2652918), (8432, 2438973), (8959, 2295504), (9424, 2182239), (9486, 2167976), (10013, 2053872), (10068, 2042652), (10404, 1976684), (10602, 1939768), (10982, 1872648), (11628, 1768612), (12648, 1625982), (13424, 1531989), (13872, 1482513), (14136, 1454826), (14263, 1441872), (15102, 1361768), (15504, 1326459), (15941, 1290096), (16473, 1248432), (17918, 1147752), (18972, 1083988), (20026, 1026936), (20136, 1021326), (20808, 988342), (21204, 969884), (21964, 936324), (23256, 884306), (25296, 812991), (26009, 790704), (26877, 765168), (28272, 727413), (28526, 720936), (30039, 684624), (30204, 680884), (31882, 645048), (32946, 624216), (35836, 573876), (37944, 541994), (40052, 513468), (40272, 510663), (41616, 494171), (42408, 484942), (42789, 480624), (43928, 468162), (46512, 442153), (47823, 430032), (49419, 416144), (52018, 395352), (53754, 382584), (57052, 360468), (60078, 342312), (60408, 340442), (63764, 322524), (65892, 312108), (71672, 286938), (75888, 270997), (78027, 263568), (80104, 256734), (80631, 255056), (84816, 242471), (85578, 240312), (87856, 234081), (90117, 228208), (95646, 215016), (98838, 208072), (104036, 197676), (107508, 191292), (114104, 180234), (120156, 171156), (120816, 170221), (127528, 161262), (128367, 160208), (131784, 156054), (143344, 143469)]