209668872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 625213440

約数和(自身を除く): 415544568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 127, 168, 186, 217, 248, 254, 317, 372, 381, 434, 508, 634, 651, 744, 762, 868, 889, 951, 1016, 1268, 1302, 1524, 1736, 1778, 1902, 2219, 2536, 2604, 2667, 3048, 3556, 3804, 3937, 4438, 5208, 5334, 6657, 7112, 7608, 7874, 8876, 9827, 10668, 11811, 13314, 15748, 17752, 19654, 21336, 23622, 26628, 27559, 29481, 31496, 39308, 40259, 47244, 53256, 55118, 58962, 68789, 78616, 80518, 82677, 94488, 110236, 117924, 120777, 137578, 161036, 165354, 206367, 220472, 235848, 241554, 275156, 281813, 322072, 330708, 412734, 483108, 550312, 563626, 661416, 825468, 845439, 966216, 1127252, 1248029, 1650936, 1690878, 2254504, 2496058, 3381756, 3744087, 4992116, 6763512, 7488174, 8736203, 9984232, 14976348, 17472406, 26208609, 29952696, 34944812, 52417218, 69889624, 104834436, 209668872]

約数ペア:

[(1, 209668872), (2, 104834436), (3, 69889624), (4, 52417218), (6, 34944812), (7, 29952696), (8, 26208609), (12, 17472406), (14, 14976348), (21, 9984232), (24, 8736203), (28, 7488174), (31, 6763512), (42, 4992116), (56, 3744087), (62, 3381756), (84, 2496058), (93, 2254504), (124, 1690878), (127, 1650936), (168, 1248029), (186, 1127252), (217, 966216), (248, 845439), (254, 825468), (317, 661416), (372, 563626), (381, 550312), (434, 483108), (508, 412734), (634, 330708), (651, 322072), (744, 281813), (762, 275156), (868, 241554), (889, 235848), (951, 220472), (1016, 206367), (1268, 165354), (1302, 161036), (1524, 137578), (1736, 120777), (1778, 117924), (1902, 110236), (2219, 94488), (2536, 82677), (2604, 80518), (2667, 78616), (3048, 68789), (3556, 58962), (3804, 55118), (3937, 53256), (4438, 47244), (5208, 40259), (5334, 39308), (6657, 31496), (7112, 29481), (7608, 27559), (7874, 26628), (8876, 23622), (9827, 21336), (10668, 19654), (11811, 17752), (13314, 15748)]