1905687168

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{64451}}^1$

素因数の和:64486

約数の個数: 128

約数和(自身を含む): 6311139840

約数和(自身を除く): 4405452672

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 264, 308, 336, 352, 384, 448, 462, 528, 616, 672, 704, 896, 924, 1056, 1232, 1344, 1408, 1848, 2112, 2464, 2688, 3696, 4224, 4928, 7392, 9856, 14784, 29568, 64451, 128902, 193353, 257804, 386706, 451157, 515608, 708961, 773412, 902314, 1031216, 1353471, 1417922, 1546824, 1804628, 2062432, 2126883, 2706942, 2835844, 3093648, 3609256, 4124864, 4253766, 4962727, 5413884, 5671688, 6187296, 7218512, 8249728, 8507532, 9925454, 10827768, 11343376, 12374592, 14437024, 14888181, 17015064, 19850908, 21655536, 22686752, 24749184, 28874048, 29776362, 34030128, 39701816, 43311072, 45373504, 57748096, 59552724, 68060256, 79403632, 86622144, 90747008, 119105448, 136120512, 158807264, 173244288, 238210896, 272241024, 317614528, 476421792, 635229056, 952843584, 1905687168]

約数ペア:

[(1, 1905687168), (2, 952843584), (3, 635229056), (4, 476421792), (6, 317614528), (7, 272241024), (8, 238210896), (11, 173244288), (12, 158807264), (14, 136120512), (16, 119105448), (21, 90747008), (22, 86622144), (24, 79403632), (28, 68060256), (32, 59552724), (33, 57748096), (42, 45373504), (44, 43311072), (48, 39701816), (56, 34030128), (64, 29776362), (66, 28874048), (77, 24749184), (84, 22686752), (88, 21655536), (96, 19850908), (112, 17015064), (128, 14888181), (132, 14437024), (154, 12374592), (168, 11343376), (176, 10827768), (192, 9925454), (224, 8507532), (231, 8249728), (264, 7218512), (308, 6187296), (336, 5671688), (352, 5413884), (384, 4962727), (448, 4253766), (462, 4124864), (528, 3609256), (616, 3093648), (672, 2835844), (704, 2706942), (896, 2126883), (924, 2062432), (1056, 1804628), (1232, 1546824), (1344, 1417922), (1408, 1353471), (1848, 1031216), (2112, 902314), (2464, 773412), (2688, 708961), (3696, 515608), (4224, 451157), (4928, 386706), (7392, 257804), (9856, 193353), (14784, 128902), (29568, 64451)]