215491416

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:334

約数の個数: 192

約数和(自身を含む): 677652480

約数和(自身を除く): 462161064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 31, 42, 46, 49, 56, 62, 69, 84, 92, 93, 98, 124, 138, 147, 161, 168, 184, 186, 196, 217, 248, 257, 276, 294, 322, 372, 392, 434, 483, 514, 552, 588, 644, 651, 713, 744, 771, 868, 966, 1028, 1127, 1176, 1288, 1302, 1426, 1519, 1542, 1736, 1799, 1932, 2056, 2139, 2254, 2604, 2852, 3038, 3084, 3381, 3598, 3864, 4278, 4508, 4557, 4991, 5208, 5397, 5704, 5911, 6076, 6168, 6762, 7196, 7967, 8556, 9016, 9114, 9982, 10794, 11822, 12152, 12593, 13524, 14392, 14973, 15934, 17112, 17733, 18228, 19964, 21588, 23644, 23901, 25186, 27048, 29946, 31868, 34937, 35466, 36456, 37779, 39928, 41377, 43176, 47288, 47802, 50372, 55769, 59892, 63736, 69874, 70932, 75558, 82754, 95604, 100744, 104811, 111538, 119784, 124131, 139748, 141864, 151116, 165508, 167307, 183241, 191208, 209622, 223076, 248262, 279496, 289639, 302232, 331016, 334614, 366482, 390383, 419244, 446152, 496524, 549723, 579278, 669228, 732964, 780766, 838488, 868917, 993048, 1099446, 1158556, 1171149, 1282687, 1338456, 1465928, 1561532, 1737834, 2198892, 2317112, 2342298, 2565374, 3123064, 3475668, 3848061, 4397784, 4684596, 5130748, 6951336, 7696122, 8978809, 9369192, 10261496, 15392244, 17957618, 26936427, 30784488, 35915236, 53872854, 71830472, 107745708, 215491416]

約数ペア:

[(1, 215491416), (2, 107745708), (3, 71830472), (4, 53872854), (6, 35915236), (7, 30784488), (8, 26936427), (12, 17957618), (14, 15392244), (21, 10261496), (23, 9369192), (24, 8978809), (28, 7696122), (31, 6951336), (42, 5130748), (46, 4684596), (49, 4397784), (56, 3848061), (62, 3475668), (69, 3123064), (84, 2565374), (92, 2342298), (93, 2317112), (98, 2198892), (124, 1737834), (138, 1561532), (147, 1465928), (161, 1338456), (168, 1282687), (184, 1171149), (186, 1158556), (196, 1099446), (217, 993048), (248, 868917), (257, 838488), (276, 780766), (294, 732964), (322, 669228), (372, 579278), (392, 549723), (434, 496524), (483, 446152), (514, 419244), (552, 390383), (588, 366482), (644, 334614), (651, 331016), (713, 302232), (744, 289639), (771, 279496), (868, 248262), (966, 223076), (1028, 209622), (1127, 191208), (1176, 183241), (1288, 167307), (1302, 165508), (1426, 151116), (1519, 141864), (1542, 139748), (1736, 124131), (1799, 119784), (1932, 111538), (2056, 104811), (2139, 100744), (2254, 95604), (2604, 82754), (2852, 75558), (3038, 70932), (3084, 69874), (3381, 63736), (3598, 59892), (3864, 55769), (4278, 50372), (4508, 47802), (4557, 47288), (4991, 43176), (5208, 41377), (5397, 39928), (5704, 37779), (5911, 36456), (6076, 35466), (6168, 34937), (6762, 31868), (7196, 29946), (7967, 27048), (8556, 25186), (9016, 23901), (9114, 23644), (9982, 21588), (10794, 19964), (11822, 18228), (12152, 17733), (12593, 17112), (13524, 15934), (14392, 14973)]