1209673984

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1283}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 2519516160

約数和(自身を除く): 1309842176

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 127, 128, 232, 254, 256, 464, 508, 928, 1016, 1283, 1856, 2032, 2566, 3683, 3712, 4064, 5132, 7366, 7424, 8128, 10264, 14732, 16256, 20528, 29464, 32512, 37207, 41056, 58928, 74414, 82112, 117856, 148828, 162941, 164224, 235712, 297656, 325882, 328448, 471424, 595312, 651764, 942848, 1190624, 1303528, 2381248, 2607056, 4725289, 4762496, 5214112, 9450578, 9524992, 10428224, 18901156, 20856448, 37802312, 41712896, 75604624, 151209248, 302418496, 604836992, 1209673984]

約数ペア:

[(1, 1209673984), (2, 604836992), (4, 302418496), (8, 151209248), (16, 75604624), (29, 41712896), (32, 37802312), (58, 20856448), (64, 18901156), (116, 10428224), (127, 9524992), (128, 9450578), (232, 5214112), (254, 4762496), (256, 4725289), (464, 2607056), (508, 2381248), (928, 1303528), (1016, 1190624), (1283, 942848), (1856, 651764), (2032, 595312), (2566, 471424), (3683, 328448), (3712, 325882), (4064, 297656), (5132, 235712), (7366, 164224), (7424, 162941), (8128, 148828), (10264, 117856), (14732, 82112), (16256, 74414), (20528, 58928), (29464, 41056), (32512, 37207)]