163128784

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{619}}^1$

素因数の和:828

約数の個数: 80

約数和(自身を含む): 391780480

約数和(自身を除く): 228651696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 181, 182, 208, 362, 364, 619, 724, 728, 1238, 1267, 1448, 1456, 2353, 2476, 2534, 2896, 4333, 4706, 4952, 5068, 8047, 8666, 9412, 9904, 10136, 16094, 16471, 17332, 18824, 20272, 32188, 32942, 34664, 37648, 56329, 64376, 65884, 69328, 112039, 112658, 128752, 131768, 224078, 225316, 263536, 448156, 450632, 784273, 896312, 901264, 1456507, 1568546, 1792624, 2913014, 3137092, 5826028, 6274184, 10195549, 11652056, 12548368, 20391098, 23304112, 40782196, 81564392, 163128784]

約数ペア:

[(1, 163128784), (2, 81564392), (4, 40782196), (7, 23304112), (8, 20391098), (13, 12548368), (14, 11652056), (16, 10195549), (26, 6274184), (28, 5826028), (52, 3137092), (56, 2913014), (91, 1792624), (104, 1568546), (112, 1456507), (181, 901264), (182, 896312), (208, 784273), (362, 450632), (364, 448156), (619, 263536), (724, 225316), (728, 224078), (1238, 131768), (1267, 128752), (1448, 112658), (1456, 112039), (2353, 69328), (2476, 65884), (2534, 64376), (2896, 56329), (4333, 37648), (4706, 34664), (4952, 32942), (5068, 32188), (8047, 20272), (8666, 18824), (9412, 17332), (9904, 16471), (10136, 16094)]