81053280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 576

約数和(自身を含む): 373621248

約数和(自身を除く): 292567968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 20, 21, 22, 24, 28, 30, 32, 33, 34, 35, 36, 40, 42, 43, 44, 45, 48, 51, 55, 56, 60, 63, 66, 68, 70, 72, 77, 80, 84, 85, 86, 88, 90, 96, 99, 102, 105, 110, 112, 119, 120, 126, 129, 132, 136, 140, 144, 153, 154, 160, 165, 168, 170, 172, 176, 180, 187, 198, 204, 210, 215, 220, 224, 231, 238, 240, 252, 255, 258, 264, 272, 280, 288, 301, 306, 308, 315, 330, 336, 340, 344, 352, 357, 360, 374, 385, 387, 396, 408, 420, 430, 440, 462, 473, 476, 480, 495, 504, 510, 516, 528, 544, 560, 561, 595, 602, 612, 616, 630, 645, 660, 672, 680, 688, 693, 714, 720, 731, 748, 765, 770, 774, 792, 816, 840, 860, 880, 903, 924, 935, 946, 952, 990, 1008, 1020, 1032, 1056, 1071, 1120, 1122, 1155, 1190, 1204, 1224, 1232, 1260, 1290, 1309, 1320, 1360, 1376, 1386, 1419, 1428, 1440, 1462, 1496, 1505, 1530, 1540, 1548, 1584, 1632, 1680, 1683, 1720, 1760, 1785, 1806, 1848, 1870, 1892, 1904, 1935, 1980, 2016, 2040, 2064, 2142, 2193, 2244, 2310, 2365, 2380, 2408, 2448, 2464, 2520, 2580, 2618, 2640, 2709, 2720, 2772, 2805, 2838, 2856, 2924, 2992, 3010, 3060, 3080, 3096, 3168, 3311, 3360, 3366, 3440, 3465, 3570, 3612, 3655, 3696, 3740, 3784, 3808, 3870, 3927, 3960, 4080, 4128, 4257, 4284, 4386, 4488, 4515, 4620, 4730, 4760, 4816, 4896, 5040, 5117, 5160, 5236, 5280, 5355, 5418, 5544, 5610, 5676, 5712, 5848, 5984, 6020, 6120, 6160, 6192, 6545, 6579, 6622, 6732, 6880, 6930, 7095, 7140, 7224, 7310, 7392, 7480, 7568, 7740, 7854, 7920, 8041, 8160, 8415, 8514, 8568, 8772, 8976, 9030, 9240, 9460, 9520, 9632, 9933, 10080, 10234, 10320, 10472, 10710, 10836, 10965, 11088, 11220, 11352, 11424, 11696, 11781, 12040, 12240, 12320, 12384, 13090, 13158, 13244, 13464, 13545, 13860, 14190, 14280, 14448, 14620, 14960, 15136, 15351, 15480, 15708, 15840, 16082, 16555, 16830, 17028, 17136, 17544, 17952, 18060, 18480, 18920, 19040, 19635, 19866, 20468, 20640, 20944, 21285, 21420, 21672, 21930, 22176, 22440, 22704, 23392, 23562, 24080, 24123, 24480, 25585, 26180, 26316, 26488, 26928, 27090, 27720, 28380, 28560, 28896, 29240, 29799, 29920, 30702, 30960, 31416, 32164, 32895, 33110, 33660, 34056, 34272, 35088, 36120, 36960, 37840, 39270, 39732, 40205, 40936, 41888, 42570, 42840, 43344, 43860, 44880, 45408, 46053, 47124, 48160, 48246, 49665, 51170, 52360, 52632, 52976, 53856, 54180, 55440, 56287, 56760, 57120, 58480, 58905, 59598, 61404, 61920, 62832, 64328, 65790, 66220, 67320, 68112, 70176, 72240, 72369, 75680, 76755, 78540, 79464, 80410, 81872, 85140, 85680, 86688, 87720, 89760, 92106, 94248, 96492, 99330, 102340, 104720, 105264, 105952, 108360, 110880, 112574, 113520, 116960, 117810, 119196, 120615, 122808, 125664, 128656, 131580, 132440, 134640, 136224, 144480, 144738, 148995, 153510, 157080, 158928, 160820, 163744, 168861, 170280, 171360, 175440, 184212, 188496, 192984, 198660, 204680, 209440, 210528, 216720, 225148, 227040, 230265, 235620, 238392, 241230, 245616, 257312, 263160, 264880, 269280, 281435, 289476, 297990, 307020, 314160, 317856, 321640, 337722, 340560, 350880, 361845, 368424, 376992, 385968, 397320, 409360, 433440, 450296, 460530, 471240, 476784, 482460, 491232, 506583, 526320, 529760, 562870, 578952, 595980, 614040, 628320, 643280, 675444, 681120, 723690, 736848, 771936, 794640, 818720, 844305, 900592, 921060, 942480, 953568, 964920, 1013166, 1052640, 1125740, 1157904, 1191960, 1228080, 1286560, 1350888, 1447380, 1473696, 1589280, 1688610, 1801184, 1842120, 1884960, 1929840, 2026332, 2251480, 2315808, 2383920, 2456160, 2532915, 2701776, 2894760, 3377220, 3684240, 3859680, 4052664, 4502960, 4767840, 5065830, 5403552, 5789520, 6754440, 7368480, 8105328, 9005920, 10131660, 11579040, 13508880, 16210656, 20263320, 27017760, 40526640, 81053280]

約数ペア:

[(1, 81053280), (2, 40526640), (3, 27017760), (4, 20263320), (5, 16210656), (6, 13508880), (7, 11579040), (8, 10131660), (9, 9005920), (10, 8105328), (11, 7368480), (12, 6754440), (14, 5789520), (15, 5403552), (16, 5065830), (17, 4767840), (18, 4502960), (20, 4052664), (21, 3859680), (22, 3684240), (24, 3377220), (28, 2894760), (30, 2701776), (32, 2532915), (33, 2456160), (34, 2383920), (35, 2315808), (36, 2251480), (40, 2026332), (42, 1929840), (43, 1884960), (44, 1842120), (45, 1801184), (48, 1688610), (51, 1589280), (55, 1473696), (56, 1447380), (60, 1350888), (63, 1286560), (66, 1228080), (68, 1191960), (70, 1157904), (72, 1125740), (77, 1052640), (80, 1013166), (84, 964920), (85, 953568), (86, 942480), (88, 921060), (90, 900592), (96, 844305), (99, 818720), (102, 794640), (105, 771936), (110, 736848), (112, 723690), (119, 681120), (120, 675444), (126, 643280), (129, 628320), (132, 614040), (136, 595980), (140, 578952), (144, 562870), (153, 529760), (154, 526320), (160, 506583), (165, 491232), (168, 482460), (170, 476784), (172, 471240), (176, 460530), (180, 450296), (187, 433440), (198, 409360), (204, 397320), (210, 385968), (215, 376992), (220, 368424), (224, 361845), (231, 350880), (238, 340560), (240, 337722), (252, 321640), (255, 317856), (258, 314160), (264, 307020), (272, 297990), (280, 289476), (288, 281435), (301, 269280), (306, 264880), (308, 263160), (315, 257312), (330, 245616), (336, 241230), (340, 238392), (344, 235620), (352, 230265), (357, 227040), (360, 225148), (374, 216720), (385, 210528), (387, 209440), (396, 204680), (408, 198660), (420, 192984), (430, 188496), (440, 184212), (462, 175440), (473, 171360), (476, 170280), (480, 168861), (495, 163744), (504, 160820), (510, 158928), (516, 157080), (528, 153510), (544, 148995), (560, 144738), (561, 144480), (595, 136224), (602, 134640), (612, 132440), (616, 131580), (630, 128656), (645, 125664), (660, 122808), (672, 120615), (680, 119196), (688, 117810), (693, 116960), (714, 113520), (720, 112574), (731, 110880), (748, 108360), (765, 105952), (770, 105264), (774, 104720), (792, 102340), (816, 99330), (840, 96492), (860, 94248), (880, 92106), (903, 89760), (924, 87720), (935, 86688), (946, 85680), (952, 85140), (990, 81872), (1008, 80410), (1020, 79464), (1032, 78540), (1056, 76755), (1071, 75680), (1120, 72369), (1122, 72240), (1155, 70176), (1190, 68112), (1204, 67320), (1224, 66220), (1232, 65790), (1260, 64328), (1290, 62832), (1309, 61920), (1320, 61404), (1360, 59598), (1376, 58905), (1386, 58480), (1419, 57120), (1428, 56760), (1440, 56287), (1462, 55440), (1496, 54180), (1505, 53856), (1530, 52976), (1540, 52632), (1548, 52360), (1584, 51170), (1632, 49665), (1680, 48246), (1683, 48160), (1720, 47124), (1760, 46053), (1785, 45408), (1806, 44880), (1848, 43860), (1870, 43344), (1892, 42840), (1904, 42570), (1935, 41888), (1980, 40936), (2016, 40205), (2040, 39732), (2064, 39270), (2142, 37840), (2193, 36960), (2244, 36120), (2310, 35088), (2365, 34272), (2380, 34056), (2408, 33660), (2448, 33110), (2464, 32895), (2520, 32164), (2580, 31416), (2618, 30960), (2640, 30702), (2709, 29920), (2720, 29799), (2772, 29240), (2805, 28896), (2838, 28560), (2856, 28380), (2924, 27720), (2992, 27090), (3010, 26928), (3060, 26488), (3080, 26316), (3096, 26180), (3168, 25585), (3311, 24480), (3360, 24123), (3366, 24080), (3440, 23562), (3465, 23392), (3570, 22704), (3612, 22440), (3655, 22176), (3696, 21930), (3740, 21672), (3784, 21420), (3808, 21285), (3870, 20944), (3927, 20640), (3960, 20468), (4080, 19866), (4128, 19635), (4257, 19040), (4284, 18920), (4386, 18480), (4488, 18060), (4515, 17952), (4620, 17544), (4730, 17136), (4760, 17028), (4816, 16830), (4896, 16555), (5040, 16082), (5117, 15840), (5160, 15708), (5236, 15480), (5280, 15351), (5355, 15136), (5418, 14960), (5544, 14620), (5610, 14448), (5676, 14280), (5712, 14190), (5848, 13860), (5984, 13545), (6020, 13464), (6120, 13244), (6160, 13158), (6192, 13090), (6545, 12384), (6579, 12320), (6622, 12240), (6732, 12040), (6880, 11781), (6930, 11696), (7095, 11424), (7140, 11352), (7224, 11220), (7310, 11088), (7392, 10965), (7480, 10836), (7568, 10710), (7740, 10472), (7854, 10320), (7920, 10234), (8041, 10080), (8160, 9933), (8415, 9632), (8514, 9520), (8568, 9460), (8772, 9240), (8976, 9030)]