311031612

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1973}}^1$

素因数の和:2163

約数の個数: 72

約数和(自身を含む): 819131040

約数和(自身を除く): 508099428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 151, 174, 261, 302, 348, 453, 522, 604, 906, 1044, 1359, 1812, 1973, 2718, 3946, 4379, 5436, 5919, 7892, 8758, 11838, 13137, 17516, 17757, 23676, 26274, 35514, 39411, 52548, 57217, 71028, 78822, 114434, 157644, 171651, 228868, 297923, 343302, 514953, 595846, 686604, 893769, 1029906, 1191692, 1787538, 2059812, 2681307, 3575076, 5362614, 8639767, 10725228, 17279534, 25919301, 34559068, 51838602, 77757903, 103677204, 155515806, 311031612]

約数ペア:

[(1, 311031612), (2, 155515806), (3, 103677204), (4, 77757903), (6, 51838602), (9, 34559068), (12, 25919301), (18, 17279534), (29, 10725228), (36, 8639767), (58, 5362614), (87, 3575076), (116, 2681307), (151, 2059812), (174, 1787538), (261, 1191692), (302, 1029906), (348, 893769), (453, 686604), (522, 595846), (604, 514953), (906, 343302), (1044, 297923), (1359, 228868), (1812, 171651), (1973, 157644), (2718, 114434), (3946, 78822), (4379, 71028), (5436, 57217), (5919, 52548), (7892, 39411), (8758, 35514), (11838, 26274), (13137, 23676), (17516, 17757)]