280507136

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12041}}^1$

素因数の和:12077

約数の個数: 72

約数和(自身を含む): 689187744

約数和(自身を除く): 408680608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 11648, 12041, 23296, 24082, 48164, 84287, 96328, 156533, 168574, 192656, 313066, 337148, 385312, 626132, 674296, 770624, 1095731, 1252264, 1348592, 1541248, 2191462, 2504528, 2697184, 3082496, 4382924, 5009056, 5394368, 8765848, 10018112, 10788736, 17531696, 20036224, 21577472, 35063392, 40072448, 70126784, 140253568, 280507136]

約数ペア:

[(1, 280507136), (2, 140253568), (4, 70126784), (7, 40072448), (8, 35063392), (13, 21577472), (14, 20036224), (16, 17531696), (26, 10788736), (28, 10018112), (32, 8765848), (52, 5394368), (56, 5009056), (64, 4382924), (91, 3082496), (104, 2697184), (112, 2504528), (128, 2191462), (182, 1541248), (208, 1348592), (224, 1252264), (256, 1095731), (364, 770624), (416, 674296), (448, 626132), (728, 385312), (832, 337148), (896, 313066), (1456, 192656), (1664, 168574), (1792, 156533), (2912, 96328), (3328, 84287), (5824, 48164), (11648, 24082), (12041, 23296)]