1280006784

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{158731}}^1$

素因数の和:158758

約数の個数: 96

約数和(自身を含む): 4209572640

約数和(自身を除く): 2929565856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 288, 336, 384, 448, 504, 576, 672, 896, 1008, 1152, 1344, 2016, 2688, 4032, 8064, 158731, 317462, 476193, 634924, 952386, 1111117, 1269848, 1428579, 1904772, 2222234, 2539696, 2857158, 3333351, 3809544, 4444468, 5079392, 5714316, 6666702, 7619088, 8888936, 10000053, 10158784, 11428632, 13333404, 15238176, 17777872, 20000106, 20317568, 22857264, 26666808, 30476352, 35555744, 40000212, 45714528, 53333616, 60952704, 71111488, 80000424, 91429056, 106667232, 142222976, 160000848, 182858112, 213334464, 320001696, 426668928, 640003392, 1280006784]

約数ペア:

[(1, 1280006784), (2, 640003392), (3, 426668928), (4, 320001696), (6, 213334464), (7, 182858112), (8, 160000848), (9, 142222976), (12, 106667232), (14, 91429056), (16, 80000424), (18, 71111488), (21, 60952704), (24, 53333616), (28, 45714528), (32, 40000212), (36, 35555744), (42, 30476352), (48, 26666808), (56, 22857264), (63, 20317568), (64, 20000106), (72, 17777872), (84, 15238176), (96, 13333404), (112, 11428632), (126, 10158784), (128, 10000053), (144, 8888936), (168, 7619088), (192, 6666702), (224, 5714316), (252, 5079392), (288, 4444468), (336, 3809544), (384, 3333351), (448, 2857158), (504, 2539696), (576, 2222234), (672, 1904772), (896, 1428579), (1008, 1269848), (1152, 1111117), (1344, 952386), (2016, 634924), (2688, 476193), (4032, 317462), (8064, 158731)]