21658256640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{60647}}^1$

素因数の和:60705

約数の個数: 216

約数和(自身を含む): 77353855488

約数和(自身を除く): 55695598848

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, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2304, 2480, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4960, 5580, 5760, 5952, 7440, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 17856, 19840, 22320, 23808, 29760, 35712, 39680, 44640, 59520, 60647, 71424, 89280, 119040, 121294, 178560, 181941, 242588, 303235, 357120, 363882, 485176, 545823, 606470, 727764, 909705, 970352, 1091646, 1212940, 1455528, 1819410, 1880057, 1940704, 2183292, 2425880, 2729115, 2911056, 3638820, 3760114, 3881408, 4366584, 4851760, 5458230, 5640171, 5822112, 7277640, 7520228, 7762816, 8733168, 9400285, 9703520, 10916460, 11280342, 11644224, 14555280, 15040456, 15525632, 16920513, 17466336, 18800570, 19407040, 21832920, 22560684, 23288448, 28200855, 29110560, 30080912, 33841026, 34932672, 37601140, 38814080, 43665840, 45121368, 46576896, 56401710, 58221120, 60161824, 67682052, 69865344, 75202280, 77628160, 84602565, 87331680, 90242736, 112803420, 116442240, 120323648, 135364104, 139730688, 150404560, 169205130, 174663360, 180485472, 225606840, 232884480, 240647296, 270728208, 300809120, 338410260, 349326720, 360970944, 451213680, 481294592, 541456416, 601618240, 676820520, 698653440, 721941888, 902427360, 1082912832, 1203236480, 1353641040, 1443883776, 1804854720, 2165825664, 2406472960, 2707282080, 3609709440, 4331651328, 5414564160, 7219418880, 10829128320, 21658256640]

約数ペア:

[(1, 21658256640), (2, 10829128320), (3, 7219418880), (4, 5414564160), (5, 4331651328), (6, 3609709440), (8, 2707282080), (9, 2406472960), (10, 2165825664), (12, 1804854720), (15, 1443883776), (16, 1353641040), (18, 1203236480), (20, 1082912832), (24, 902427360), (30, 721941888), (31, 698653440), (32, 676820520), (36, 601618240), (40, 541456416), (45, 481294592), (48, 451213680), (60, 360970944), (62, 349326720), (64, 338410260), (72, 300809120), (80, 270728208), (90, 240647296), (93, 232884480), (96, 225606840), (120, 180485472), (124, 174663360), (128, 169205130), (144, 150404560), (155, 139730688), (160, 135364104), (180, 120323648), (186, 116442240), (192, 112803420), (240, 90242736), (248, 87331680), (256, 84602565), (279, 77628160), (288, 75202280), (310, 69865344), (320, 67682052), (360, 60161824), (372, 58221120), (384, 56401710), (465, 46576896), (480, 45121368), (496, 43665840), (558, 38814080), (576, 37601140), (620, 34932672), (640, 33841026), (720, 30080912), (744, 29110560), (768, 28200855), (930, 23288448), (960, 22560684), (992, 21832920), (1116, 19407040), (1152, 18800570), (1240, 17466336), (1280, 16920513), (1395, 15525632), (1440, 15040456), (1488, 14555280), (1860, 11644224), (1920, 11280342), (1984, 10916460), (2232, 9703520), (2304, 9400285), (2480, 8733168), (2790, 7762816), (2880, 7520228), (2976, 7277640), (3720, 5822112), (3840, 5640171), (3968, 5458230), (4464, 4851760), (4960, 4366584), (5580, 3881408), (5760, 3760114), (5952, 3638820), (7440, 2911056), (7936, 2729115), (8928, 2425880), (9920, 2183292), (11160, 1940704), (11520, 1880057), (11904, 1819410), (14880, 1455528), (17856, 1212940), (19840, 1091646), (22320, 970352), (23808, 909705), (29760, 727764), (35712, 606470), (39680, 545823), (44640, 485176), (59520, 363882), (60647, 357120), (71424, 303235), (89280, 242588), (119040, 181941), (121294, 178560)]