238412538

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 689472000

約数和(自身を除く): 451059462

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 29, 39, 42, 49, 54, 58, 63, 78, 87, 91, 98, 117, 126, 147, 174, 182, 189, 203, 234, 239, 261, 273, 294, 351, 377, 378, 406, 441, 478, 522, 546, 609, 637, 702, 717, 754, 783, 819, 882, 1131, 1218, 1274, 1323, 1421, 1434, 1566, 1638, 1673, 1827, 1911, 2151, 2262, 2457, 2639, 2646, 2842, 3107, 3346, 3393, 3654, 3822, 4263, 4302, 4914, 5019, 5278, 5481, 5733, 6214, 6453, 6786, 6931, 7917, 8526, 9321, 10038, 10179, 10962, 11466, 11711, 12789, 12906, 13862, 15057, 15834, 17199, 18473, 18642, 20358, 20793, 21749, 23422, 23751, 25578, 27963, 30114, 34398, 35133, 36946, 38367, 41586, 43498, 45171, 47502, 48517, 55419, 55926, 62379, 65247, 70266, 71253, 76734, 83889, 90103, 90342, 97034, 105399, 110838, 124758, 130494, 142506, 145551, 152243, 166257, 167778, 180206, 187137, 195741, 210798, 270309, 291102, 304486, 316197, 332514, 339619, 374274, 391482, 436653, 456729, 498771, 540618, 587223, 630721, 632394, 679238, 810927, 873306, 913458, 997542, 1018857, 1174446, 1261442, 1309959, 1370187, 1621854, 1892163, 2037714, 2432781, 2619918, 2740374, 3056571, 3784326, 4110561, 4415047, 4865562, 5676489, 6113142, 8221122, 8830094, 9169713, 11352978, 13245141, 17029467, 18339426, 26490282, 34058934, 39735423, 79470846, 119206269, 238412538]

約数ペア:

[(1, 238412538), (2, 119206269), (3, 79470846), (6, 39735423), (7, 34058934), (9, 26490282), (13, 18339426), (14, 17029467), (18, 13245141), (21, 11352978), (26, 9169713), (27, 8830094), (29, 8221122), (39, 6113142), (42, 5676489), (49, 4865562), (54, 4415047), (58, 4110561), (63, 3784326), (78, 3056571), (87, 2740374), (91, 2619918), (98, 2432781), (117, 2037714), (126, 1892163), (147, 1621854), (174, 1370187), (182, 1309959), (189, 1261442), (203, 1174446), (234, 1018857), (239, 997542), (261, 913458), (273, 873306), (294, 810927), (351, 679238), (377, 632394), (378, 630721), (406, 587223), (441, 540618), (478, 498771), (522, 456729), (546, 436653), (609, 391482), (637, 374274), (702, 339619), (717, 332514), (754, 316197), (783, 304486), (819, 291102), (882, 270309), (1131, 210798), (1218, 195741), (1274, 187137), (1323, 180206), (1421, 167778), (1434, 166257), (1566, 152243), (1638, 145551), (1673, 142506), (1827, 130494), (1911, 124758), (2151, 110838), (2262, 105399), (2457, 97034), (2639, 90342), (2646, 90103), (2842, 83889), (3107, 76734), (3346, 71253), (3393, 70266), (3654, 65247), (3822, 62379), (4263, 55926), (4302, 55419), (4914, 48517), (5019, 47502), (5278, 45171), (5481, 43498), (5733, 41586), (6214, 38367), (6453, 36946), (6786, 35133), (6931, 34398), (7917, 30114), (8526, 27963), (9321, 25578), (10038, 23751), (10179, 23422), (10962, 21749), (11466, 20793), (11711, 20358), (12789, 18642), (12906, 18473), (13862, 17199), (15057, 15834)]