261847404

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 240

約数和(自身を含む): 860606208

約数和(自身を除く): 598758804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 83, 84, 91, 107, 108, 117, 126, 156, 162, 166, 182, 189, 214, 234, 249, 252, 273, 321, 324, 332, 351, 364, 378, 428, 468, 498, 546, 567, 581, 642, 702, 747, 749, 756, 819, 963, 996, 1053, 1079, 1092, 1134, 1162, 1284, 1391, 1404, 1494, 1498, 1638, 1743, 1926, 2106, 2158, 2241, 2247, 2268, 2324, 2457, 2782, 2889, 2988, 2996, 3237, 3276, 3486, 3852, 4173, 4212, 4316, 4482, 4494, 4914, 5229, 5564, 5778, 6474, 6723, 6741, 6972, 7371, 7553, 8346, 8667, 8881, 8964, 8988, 9711, 9737, 9828, 10458, 11556, 12519, 12948, 13446, 13482, 14742, 15106, 15687, 16692, 17334, 17762, 19422, 19474, 20223, 20916, 22659, 25038, 26643, 26892, 26964, 29133, 29211, 29484, 30212, 31374, 34668, 35524, 37557, 38844, 38948, 40446, 45318, 47061, 50076, 53286, 58266, 58422, 60669, 62167, 62748, 67977, 75114, 79929, 80892, 87399, 87633, 90636, 94122, 106572, 112671, 115453, 116532, 116844, 121338, 124334, 135954, 150228, 159858, 174798, 175266, 186501, 188244, 203931, 225342, 230906, 239787, 242676, 248668, 262899, 271908, 319716, 346359, 349596, 350532, 373002, 407862, 450684, 461812, 479574, 525798, 559503, 611793, 692718, 719361, 746004, 788697, 808171, 815724, 959148, 1039077, 1051596, 1119006, 1223586, 1385436, 1438722, 1577394, 1616342, 1678509, 2078154, 2238012, 2424513, 2447172, 2877444, 3117231, 3154788, 3232684, 3357018, 4156308, 4849026, 5035527, 6234462, 6714036, 7273539, 9351693, 9698052, 10071054, 12468924, 14547078, 18703386, 20142108, 21820617, 29094156, 37406772, 43641234, 65461851, 87282468, 130923702, 261847404]

約数ペア:

[(1, 261847404), (2, 130923702), (3, 87282468), (4, 65461851), (6, 43641234), (7, 37406772), (9, 29094156), (12, 21820617), (13, 20142108), (14, 18703386), (18, 14547078), (21, 12468924), (26, 10071054), (27, 9698052), (28, 9351693), (36, 7273539), (39, 6714036), (42, 6234462), (52, 5035527), (54, 4849026), (63, 4156308), (78, 3357018), (81, 3232684), (83, 3154788), (84, 3117231), (91, 2877444), (107, 2447172), (108, 2424513), (117, 2238012), (126, 2078154), (156, 1678509), (162, 1616342), (166, 1577394), (182, 1438722), (189, 1385436), (214, 1223586), (234, 1119006), (249, 1051596), (252, 1039077), (273, 959148), (321, 815724), (324, 808171), (332, 788697), (351, 746004), (364, 719361), (378, 692718), (428, 611793), (468, 559503), (498, 525798), (546, 479574), (567, 461812), (581, 450684), (642, 407862), (702, 373002), (747, 350532), (749, 349596), (756, 346359), (819, 319716), (963, 271908), (996, 262899), (1053, 248668), (1079, 242676), (1092, 239787), (1134, 230906), (1162, 225342), (1284, 203931), (1391, 188244), (1404, 186501), (1494, 175266), (1498, 174798), (1638, 159858), (1743, 150228), (1926, 135954), (2106, 124334), (2158, 121338), (2241, 116844), (2247, 116532), (2268, 115453), (2324, 112671), (2457, 106572), (2782, 94122), (2889, 90636), (2988, 87633), (2996, 87399), (3237, 80892), (3276, 79929), (3486, 75114), (3852, 67977), (4173, 62748), (4212, 62167), (4316, 60669), (4482, 58422), (4494, 58266), (4914, 53286), (5229, 50076), (5564, 47061), (5778, 45318), (6474, 40446), (6723, 38948), (6741, 38844), (6972, 37557), (7371, 35524), (7553, 34668), (8346, 31374), (8667, 30212), (8881, 29484), (8964, 29211), (8988, 29133), (9711, 26964), (9737, 26892), (9828, 26643), (10458, 25038), (11556, 22659), (12519, 20916), (12948, 20223), (13446, 19474), (13482, 19422), (14742, 17762), (15106, 17334), (15687, 16692)]