215761758

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 489825792

約数和(自身を除く): 274064034

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 61, 69, 71, 114, 122, 138, 142, 183, 213, 361, 366, 426, 437, 722, 874, 1083, 1159, 1311, 1349, 1403, 1633, 2166, 2318, 2622, 2698, 2806, 3266, 3477, 4047, 4209, 4331, 4899, 6954, 8094, 8303, 8418, 8662, 9798, 12993, 16606, 22021, 24909, 25631, 25986, 26657, 31027, 44042, 49818, 51262, 53314, 62054, 66063, 76893, 79971, 82289, 93081, 99613, 132126, 153786, 159942, 164578, 186162, 199226, 246867, 298839, 493734, 506483, 589513, 597678, 1012966, 1179026, 1519449, 1563491, 1768539, 1892647, 3038898, 3126982, 3537078, 3785294, 4690473, 5677941, 9380946, 11355882, 35960293, 71920586, 107880879, 215761758]

約数ペア:

[(1, 215761758), (2, 107880879), (3, 71920586), (6, 35960293), (19, 11355882), (23, 9380946), (38, 5677941), (46, 4690473), (57, 3785294), (61, 3537078), (69, 3126982), (71, 3038898), (114, 1892647), (122, 1768539), (138, 1563491), (142, 1519449), (183, 1179026), (213, 1012966), (361, 597678), (366, 589513), (426, 506483), (437, 493734), (722, 298839), (874, 246867), (1083, 199226), (1159, 186162), (1311, 164578), (1349, 159942), (1403, 153786), (1633, 132126), (2166, 99613), (2318, 93081), (2622, 82289), (2698, 79971), (2806, 76893), (3266, 66063), (3477, 62054), (4047, 53314), (4209, 51262), (4331, 49818), (4899, 44042), (6954, 31027), (8094, 26657), (8303, 25986), (8418, 25631), (8662, 24909), (9798, 22021), (12993, 16606)]