204574976

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 434390880

約数和(自身を除く): 229815904

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 137, 152, 256, 274, 304, 307, 548, 608, 614, 1096, 1216, 1228, 2192, 2432, 2456, 2603, 4384, 4864, 4912, 5206, 5833, 8768, 9824, 10412, 11666, 17536, 19648, 20824, 23332, 35072, 39296, 41648, 42059, 46664, 78592, 83296, 84118, 93328, 166592, 168236, 186656, 333184, 336472, 373312, 666368, 672944, 746624, 799121, 1345888, 1493248, 1598242, 2691776, 3196484, 5383552, 6392968, 10767104, 12785936, 25571872, 51143744, 102287488, 204574976]

約数ペア:

[(1, 204574976), (2, 102287488), (4, 51143744), (8, 25571872), (16, 12785936), (19, 10767104), (32, 6392968), (38, 5383552), (64, 3196484), (76, 2691776), (128, 1598242), (137, 1493248), (152, 1345888), (256, 799121), (274, 746624), (304, 672944), (307, 666368), (548, 373312), (608, 336472), (614, 333184), (1096, 186656), (1216, 168236), (1228, 166592), (2192, 93328), (2432, 84118), (2456, 83296), (2603, 78592), (4384, 46664), (4864, 42059), (4912, 41648), (5206, 39296), (5833, 35072), (8768, 23332), (9824, 20824), (10412, 19648), (11666, 17536)]