641507776

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:311

約数の個数: 168

約数和(自身を含む): 1625010720

約数和(自身を除く): 983502944

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 64, 74, 91, 104, 112, 148, 169, 182, 208, 224, 229, 259, 296, 338, 364, 416, 448, 458, 481, 518, 592, 676, 728, 832, 916, 962, 1036, 1183, 1184, 1352, 1456, 1603, 1832, 1924, 2072, 2366, 2368, 2704, 2912, 2977, 3206, 3367, 3664, 3848, 4144, 4732, 5408, 5824, 5954, 6253, 6412, 6734, 7328, 7696, 8288, 8473, 9464, 10816, 11908, 12506, 12824, 13468, 14656, 15392, 16576, 16946, 18928, 20839, 23816, 25012, 25648, 26936, 30784, 33892, 37856, 38701, 41678, 43771, 47632, 50024, 51296, 53872, 59311, 67784, 75712, 77402, 83356, 87542, 95264, 100048, 102592, 107744, 110149, 118622, 135568, 154804, 166712, 175084, 190528, 200096, 215488, 220298, 237244, 270907, 271136, 309608, 333424, 350168, 400192, 440596, 474488, 541814, 542272, 619216, 666848, 700336, 771043, 881192, 948976, 1083628, 1238432, 1333696, 1400672, 1431937, 1542086, 1762384, 1897952, 2167256, 2476864, 2801344, 2863874, 3084172, 3524768, 3795904, 4334512, 5727748, 6168344, 7049536, 8669024, 10023559, 11455496, 12336688, 17338048, 20047118, 22910992, 24673376, 40094236, 45821984, 49346752, 80188472, 91643968, 160376944, 320753888, 641507776]

約数ペア:

[(1, 641507776), (2, 320753888), (4, 160376944), (7, 91643968), (8, 80188472), (13, 49346752), (14, 45821984), (16, 40094236), (26, 24673376), (28, 22910992), (32, 20047118), (37, 17338048), (52, 12336688), (56, 11455496), (64, 10023559), (74, 8669024), (91, 7049536), (104, 6168344), (112, 5727748), (148, 4334512), (169, 3795904), (182, 3524768), (208, 3084172), (224, 2863874), (229, 2801344), (259, 2476864), (296, 2167256), (338, 1897952), (364, 1762384), (416, 1542086), (448, 1431937), (458, 1400672), (481, 1333696), (518, 1238432), (592, 1083628), (676, 948976), (728, 881192), (832, 771043), (916, 700336), (962, 666848), (1036, 619216), (1183, 542272), (1184, 541814), (1352, 474488), (1456, 440596), (1603, 400192), (1832, 350168), (1924, 333424), (2072, 309608), (2366, 271136), (2368, 270907), (2704, 237244), (2912, 220298), (2977, 215488), (3206, 200096), (3367, 190528), (3664, 175084), (3848, 166712), (4144, 154804), (4732, 135568), (5408, 118622), (5824, 110149), (5954, 107744), (6253, 102592), (6412, 100048), (6734, 95264), (7328, 87542), (7696, 83356), (8288, 77402), (8473, 75712), (9464, 67784), (10816, 59311), (11908, 53872), (12506, 51296), (12824, 50024), (13468, 47632), (14656, 43771), (15392, 41678), (16576, 38701), (16946, 37856), (18928, 33892), (20839, 30784), (23816, 26936), (25012, 25648)]