639090048

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1451}}^1$

素因数の和:1536

約数の個数: 128

約数和(自身を含む): 1800944640

約数和(自身を除く): 1161854592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 37, 48, 62, 64, 74, 93, 96, 111, 124, 128, 148, 186, 192, 222, 248, 296, 372, 384, 444, 496, 592, 744, 888, 992, 1147, 1184, 1451, 1488, 1776, 1984, 2294, 2368, 2902, 2976, 3441, 3552, 3968, 4353, 4588, 4736, 5804, 5952, 6882, 7104, 8706, 9176, 11608, 11904, 13764, 14208, 17412, 18352, 23216, 27528, 34824, 36704, 44981, 46432, 53687, 55056, 69648, 73408, 89962, 92864, 107374, 110112, 134943, 139296, 146816, 161061, 179924, 185728, 214748, 220224, 269886, 278592, 322122, 359848, 429496, 440448, 539772, 557184, 644244, 719696, 858992, 1079544, 1288488, 1439392, 1664297, 1717984, 2159088, 2576976, 2878784, 3328594, 3435968, 4318176, 4992891, 5153952, 5757568, 6657188, 6871936, 8636352, 9985782, 10307904, 13314376, 17272704, 19971564, 20615808, 26628752, 39943128, 53257504, 79886256, 106515008, 159772512, 213030016, 319545024, 639090048]

約数ペア:

[(1, 639090048), (2, 319545024), (3, 213030016), (4, 159772512), (6, 106515008), (8, 79886256), (12, 53257504), (16, 39943128), (24, 26628752), (31, 20615808), (32, 19971564), (37, 17272704), (48, 13314376), (62, 10307904), (64, 9985782), (74, 8636352), (93, 6871936), (96, 6657188), (111, 5757568), (124, 5153952), (128, 4992891), (148, 4318176), (186, 3435968), (192, 3328594), (222, 2878784), (248, 2576976), (296, 2159088), (372, 1717984), (384, 1664297), (444, 1439392), (496, 1288488), (592, 1079544), (744, 858992), (888, 719696), (992, 644244), (1147, 557184), (1184, 539772), (1451, 440448), (1488, 429496), (1776, 359848), (1984, 322122), (2294, 278592), (2368, 269886), (2902, 220224), (2976, 214748), (3441, 185728), (3552, 179924), (3968, 161061), (4353, 146816), (4588, 139296), (4736, 134943), (5804, 110112), (5952, 107374), (6882, 92864), (7104, 89962), (8706, 73408), (9176, 69648), (11608, 55056), (11904, 53687), (13764, 46432), (14208, 44981), (17412, 36704), (18352, 34824), (23216, 27528)]