128251224

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 362232000

約数和(自身を除く): 233980776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 239, 257, 261, 348, 478, 514, 522, 696, 717, 771, 956, 1028, 1044, 1434, 1542, 1912, 2056, 2088, 2151, 2313, 2868, 3084, 4302, 4626, 5736, 6168, 6931, 7453, 8604, 9252, 13862, 14906, 17208, 18504, 20793, 22359, 27724, 29812, 41586, 44718, 55448, 59624, 61423, 62379, 67077, 83172, 89436, 122846, 124758, 134154, 166344, 178872, 184269, 245692, 249516, 268308, 368538, 491384, 499032, 536616, 552807, 737076, 1105614, 1474152, 1781267, 2211228, 3562534, 4422456, 5343801, 7125068, 10687602, 14250136, 16031403, 21375204, 32062806, 42750408, 64125612, 128251224]

約数ペア:

[(1, 128251224), (2, 64125612), (3, 42750408), (4, 32062806), (6, 21375204), (8, 16031403), (9, 14250136), (12, 10687602), (18, 7125068), (24, 5343801), (29, 4422456), (36, 3562534), (58, 2211228), (72, 1781267), (87, 1474152), (116, 1105614), (174, 737076), (232, 552807), (239, 536616), (257, 499032), (261, 491384), (348, 368538), (478, 268308), (514, 249516), (522, 245692), (696, 184269), (717, 178872), (771, 166344), (956, 134154), (1028, 124758), (1044, 122846), (1434, 89436), (1542, 83172), (1912, 67077), (2056, 62379), (2088, 61423), (2151, 59624), (2313, 55448), (2868, 44718), (3084, 41586), (4302, 29812), (4626, 27724), (5736, 22359), (6168, 20793), (6931, 18504), (7453, 17208), (8604, 14906), (9252, 13862)]