21077081280

素因数分解:

$2^6\times 3^8\times 5^1\times {\mathrm{10039}}^1$

素因数の和:10080

約数の個数: 252

約数和(自身を含む): 75288373680

約数和(自身を除く): 54211292400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 729, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1728, 1944, 2160, 2187, 2430, 2592, 2880, 2916, 3240, 3645, 3888, 4320, 4374, 4860, 5184, 5832, 6480, 6561, 7290, 7776, 8640, 8748, 9720, 10039, 10935, 11664, 12960, 13122, 14580, 15552, 17496, 19440, 20078, 21870, 23328, 25920, 26244, 29160, 30117, 32805, 34992, 38880, 40156, 43740, 46656, 50195, 52488, 58320, 60234, 65610, 69984, 77760, 80312, 87480, 90351, 100390, 104976, 116640, 120468, 131220, 139968, 150585, 160624, 174960, 180702, 200780, 209952, 233280, 240936, 262440, 271053, 301170, 321248, 349920, 361404, 401560, 419904, 451755, 481872, 524880, 542106, 602340, 642496, 699840, 722808, 803120, 813159, 903510, 963744, 1049760, 1084212, 1204680, 1355265, 1445616, 1606240, 1626318, 1807020, 1927488, 2099520, 2168424, 2409360, 2439477, 2710530, 2891232, 3212480, 3252636, 3614040, 4065795, 4336848, 4818720, 4878954, 5421060, 5782464, 6505272, 7228080, 7318431, 8131590, 8673696, 9637440, 9757908, 10842120, 12197385, 13010544, 14456160, 14636862, 16263180, 17347392, 19515816, 21684240, 21955293, 24394770, 26021088, 28912320, 29273724, 32526360, 36592155, 39031632, 43368480, 43910586, 48789540, 52042176, 58547448, 65052720, 65865879, 73184310, 78063264, 86736960, 87821172, 97579080, 109776465, 117094896, 130105440, 131731758, 146368620, 156126528, 175642344, 195158160, 219552930, 234189792, 260210880, 263463516, 292737240, 329329395, 351284688, 390316320, 439105860, 468379584, 526927032, 585474480, 658658790, 702569376, 780632640, 878211720, 1053854064, 1170948960, 1317317580, 1405138752, 1756423440, 2107708128, 2341897920, 2634635160, 3512846880, 4215416256, 5269270320, 7025693760, 10538540640, 21077081280]

約数ペア:

[(1, 21077081280), (2, 10538540640), (3, 7025693760), (4, 5269270320), (5, 4215416256), (6, 3512846880), (8, 2634635160), (9, 2341897920), (10, 2107708128), (12, 1756423440), (15, 1405138752), (16, 1317317580), (18, 1170948960), (20, 1053854064), (24, 878211720), (27, 780632640), (30, 702569376), (32, 658658790), (36, 585474480), (40, 526927032), (45, 468379584), (48, 439105860), (54, 390316320), (60, 351284688), (64, 329329395), (72, 292737240), (80, 263463516), (81, 260210880), (90, 234189792), (96, 219552930), (108, 195158160), (120, 175642344), (135, 156126528), (144, 146368620), (160, 131731758), (162, 130105440), (180, 117094896), (192, 109776465), (216, 97579080), (240, 87821172), (243, 86736960), (270, 78063264), (288, 73184310), (320, 65865879), (324, 65052720), (360, 58547448), (405, 52042176), (432, 48789540), (480, 43910586), (486, 43368480), (540, 39031632), (576, 36592155), (648, 32526360), (720, 29273724), (729, 28912320), (810, 26021088), (864, 24394770), (960, 21955293), (972, 21684240), (1080, 19515816), (1215, 17347392), (1296, 16263180), (1440, 14636862), (1458, 14456160), (1620, 13010544), (1728, 12197385), (1944, 10842120), (2160, 9757908), (2187, 9637440), (2430, 8673696), (2592, 8131590), (2880, 7318431), (2916, 7228080), (3240, 6505272), (3645, 5782464), (3888, 5421060), (4320, 4878954), (4374, 4818720), (4860, 4336848), (5184, 4065795), (5832, 3614040), (6480, 3252636), (6561, 3212480), (7290, 2891232), (7776, 2710530), (8640, 2439477), (8748, 2409360), (9720, 2168424), (10039, 2099520), (10935, 1927488), (11664, 1807020), (12960, 1626318), (13122, 1606240), (14580, 1445616), (15552, 1355265), (17496, 1204680), (19440, 1084212), (20078, 1049760), (21870, 963744), (23328, 903510), (25920, 813159), (26244, 803120), (29160, 722808), (30117, 699840), (32805, 642496), (34992, 602340), (38880, 542106), (40156, 524880), (43740, 481872), (46656, 451755), (50195, 419904), (52488, 401560), (58320, 361404), (60234, 349920), (65610, 321248), (69984, 301170), (77760, 271053), (80312, 262440), (87480, 240936), (90351, 233280), (100390, 209952), (104976, 200780), (116640, 180702), (120468, 174960), (131220, 160624), (139968, 150585)]