628720384

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 1347690960

約数和(自身を除く): 718970576

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 73, 128, 136, 146, 256, 272, 292, 544, 584, 1088, 1168, 1241, 1979, 2176, 2336, 2482, 3958, 4352, 4672, 4964, 7916, 9344, 9928, 15832, 18688, 19856, 31664, 33643, 39712, 63328, 67286, 79424, 126656, 134572, 144467, 158848, 253312, 269144, 288934, 317696, 506624, 538288, 577868, 1076576, 1155736, 2153152, 2311472, 2455939, 4306304, 4622944, 4911878, 8612608, 9245888, 9823756, 18491776, 19647512, 36983552, 39295024, 78590048, 157180096, 314360192, 628720384]

約数ペア:

[(1, 628720384), (2, 314360192), (4, 157180096), (8, 78590048), (16, 39295024), (17, 36983552), (32, 19647512), (34, 18491776), (64, 9823756), (68, 9245888), (73, 8612608), (128, 4911878), (136, 4622944), (146, 4306304), (256, 2455939), (272, 2311472), (292, 2153152), (544, 1155736), (584, 1076576), (1088, 577868), (1168, 538288), (1241, 506624), (1979, 317696), (2176, 288934), (2336, 269144), (2482, 253312), (3958, 158848), (4352, 144467), (4672, 134572), (4964, 126656), (7916, 79424), (9344, 67286), (9928, 63328), (15832, 39712), (18688, 33643), (19856, 31664)]