19815160320

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27743}}^1$

素因数の和:27803

約数の個数: 240

約数和(自身を含む): 70841751552

約数和(自身を除く): 51026591232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4608, 4960, 5580, 5760, 5952, 7440, 7680, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 15872, 17856, 19840, 22320, 23040, 23808, 27743, 29760, 35712, 39680, 44640, 47616, 55486, 59520, 71424, 79360, 83229, 89280, 110972, 119040, 138715, 142848, 166458, 178560, 221944, 238080, 249687, 277430, 332916, 357120, 416145, 443888, 499374, 554860, 665832, 714240, 832290, 860033, 887776, 998748, 1109720, 1248435, 1331664, 1664580, 1720066, 1775552, 1997496, 2219440, 2496870, 2580099, 2663328, 3329160, 3440132, 3551104, 3994992, 4300165, 4438880, 4993740, 5160198, 5326656, 6658320, 6880264, 7102208, 7740297, 7989984, 8600330, 8877760, 9987480, 10320396, 10653312, 12900495, 13316640, 13760528, 14204416, 15480594, 15979968, 17200660, 17755520, 19974960, 20640792, 21306624, 25800990, 26633280, 27521056, 30961188, 31959936, 34401320, 35511040, 38701485, 39949920, 41281584, 42613248, 51601980, 53266560, 55042112, 61922376, 63919872, 68802640, 71022080, 77402970, 79899840, 82563168, 103203960, 106533120, 110084224, 123844752, 127839744, 137605280, 154805940, 159799680, 165126336, 206407920, 213066240, 220168448, 247689504, 275210560, 309611880, 319599360, 330252672, 412815840, 440336896, 495379008, 550421120, 619223760, 639198720, 660505344, 825631680, 990758016, 1100842240, 1238447520, 1321010688, 1651263360, 1981516032, 2201684480, 2476895040, 3302526720, 3963032064, 4953790080, 6605053440, 9907580160, 19815160320]

約数ペア:

[(1, 19815160320), (2, 9907580160), (3, 6605053440), (4, 4953790080), (5, 3963032064), (6, 3302526720), (8, 2476895040), (9, 2201684480), (10, 1981516032), (12, 1651263360), (15, 1321010688), (16, 1238447520), (18, 1100842240), (20, 990758016), (24, 825631680), (30, 660505344), (31, 639198720), (32, 619223760), (36, 550421120), (40, 495379008), (45, 440336896), (48, 412815840), (60, 330252672), (62, 319599360), (64, 309611880), (72, 275210560), (80, 247689504), (90, 220168448), (93, 213066240), (96, 206407920), (120, 165126336), (124, 159799680), (128, 154805940), (144, 137605280), (155, 127839744), (160, 123844752), (180, 110084224), (186, 106533120), (192, 103203960), (240, 82563168), (248, 79899840), (256, 77402970), (279, 71022080), (288, 68802640), (310, 63919872), (320, 61922376), (360, 55042112), (372, 53266560), (384, 51601980), (465, 42613248), (480, 41281584), (496, 39949920), (512, 38701485), (558, 35511040), (576, 34401320), (620, 31959936), (640, 30961188), (720, 27521056), (744, 26633280), (768, 25800990), (930, 21306624), (960, 20640792), (992, 19974960), (1116, 17755520), (1152, 17200660), (1240, 15979968), (1280, 15480594), (1395, 14204416), (1440, 13760528), (1488, 13316640), (1536, 12900495), (1860, 10653312), (1920, 10320396), (1984, 9987480), (2232, 8877760), (2304, 8600330), (2480, 7989984), (2560, 7740297), (2790, 7102208), (2880, 6880264), (2976, 6658320), (3720, 5326656), (3840, 5160198), (3968, 4993740), (4464, 4438880), (4608, 4300165), (4960, 3994992), (5580, 3551104), (5760, 3440132), (5952, 3329160), (7440, 2663328), (7680, 2580099), (7936, 2496870), (8928, 2219440), (9920, 1997496), (11160, 1775552), (11520, 1720066), (11904, 1664580), (14880, 1331664), (15872, 1248435), (17856, 1109720), (19840, 998748), (22320, 887776), (23040, 860033), (23808, 832290), (27743, 714240), (29760, 665832), (35712, 554860), (39680, 499374), (44640, 443888), (47616, 416145), (55486, 357120), (59520, 332916), (71424, 277430), (79360, 249687), (83229, 238080), (89280, 221944), (110972, 178560), (119040, 166458), (138715, 142848)]