280886112

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 216

約数和(自身を含む): 899262000

約数和(自身を除く): 618375888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 32, 36, 39, 48, 52, 58, 72, 78, 87, 96, 104, 116, 117, 144, 156, 169, 174, 199, 208, 232, 234, 261, 288, 312, 338, 348, 377, 398, 416, 464, 468, 507, 522, 597, 624, 676, 696, 754, 796, 928, 936, 1014, 1044, 1131, 1194, 1248, 1352, 1392, 1508, 1521, 1592, 1791, 1872, 2028, 2088, 2262, 2388, 2587, 2704, 2784, 3016, 3042, 3184, 3393, 3582, 3744, 4056, 4176, 4524, 4776, 4901, 5174, 5408, 5771, 6032, 6084, 6368, 6786, 7164, 7761, 8112, 8352, 9048, 9552, 9802, 10348, 11542, 12064, 12168, 13572, 14328, 14703, 15522, 16224, 17313, 18096, 19104, 19604, 20696, 23084, 23283, 24336, 27144, 28656, 29406, 31044, 33631, 34626, 36192, 39208, 41392, 44109, 46168, 46566, 48672, 51939, 54288, 57312, 58812, 62088, 67262, 69252, 75023, 78416, 82784, 88218, 92336, 93132, 100893, 103878, 108576, 117624, 124176, 134524, 138504, 150046, 156832, 176436, 184672, 186264, 201786, 207756, 225069, 235248, 248352, 269048, 277008, 300092, 302679, 352872, 372528, 403572, 415512, 450138, 470496, 538096, 554016, 600184, 605358, 675207, 705744, 745056, 807144, 831024, 900276, 975299, 1076192, 1200368, 1210716, 1350414, 1411488, 1614288, 1662048, 1800552, 1950598, 2400736, 2421432, 2700828, 2925897, 3228576, 3601104, 3901196, 4842864, 5401656, 5851794, 7202208, 7802392, 8777691, 9685728, 10803312, 11703588, 15604784, 17555382, 21606624, 23407176, 31209568, 35110764, 46814352, 70221528, 93628704, 140443056, 280886112]

約数ペア:

[(1, 280886112), (2, 140443056), (3, 93628704), (4, 70221528), (6, 46814352), (8, 35110764), (9, 31209568), (12, 23407176), (13, 21606624), (16, 17555382), (18, 15604784), (24, 11703588), (26, 10803312), (29, 9685728), (32, 8777691), (36, 7802392), (39, 7202208), (48, 5851794), (52, 5401656), (58, 4842864), (72, 3901196), (78, 3601104), (87, 3228576), (96, 2925897), (104, 2700828), (116, 2421432), (117, 2400736), (144, 1950598), (156, 1800552), (169, 1662048), (174, 1614288), (199, 1411488), (208, 1350414), (232, 1210716), (234, 1200368), (261, 1076192), (288, 975299), (312, 900276), (338, 831024), (348, 807144), (377, 745056), (398, 705744), (416, 675207), (464, 605358), (468, 600184), (507, 554016), (522, 538096), (597, 470496), (624, 450138), (676, 415512), (696, 403572), (754, 372528), (796, 352872), (928, 302679), (936, 300092), (1014, 277008), (1044, 269048), (1131, 248352), (1194, 235248), (1248, 225069), (1352, 207756), (1392, 201786), (1508, 186264), (1521, 184672), (1592, 176436), (1791, 156832), (1872, 150046), (2028, 138504), (2088, 134524), (2262, 124176), (2388, 117624), (2587, 108576), (2704, 103878), (2784, 100893), (3016, 93132), (3042, 92336), (3184, 88218), (3393, 82784), (3582, 78416), (3744, 75023), (4056, 69252), (4176, 67262), (4524, 62088), (4776, 58812), (4901, 57312), (5174, 54288), (5408, 51939), (5771, 48672), (6032, 46566), (6084, 46168), (6368, 44109), (6786, 41392), (7164, 39208), (7761, 36192), (8112, 34626), (8352, 33631), (9048, 31044), (9552, 29406), (9802, 28656), (10348, 27144), (11542, 24336), (12064, 23283), (12168, 23084), (13572, 20696), (14328, 19604), (14703, 19104), (15522, 18096), (16224, 17313)]