42890848

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 115105536

約数和(自身を除く): 72214688

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 103, 104, 112, 143, 154, 169, 176, 182, 206, 208, 224, 286, 308, 338, 352, 364, 412, 416, 572, 616, 676, 721, 728, 824, 1001, 1133, 1144, 1183, 1232, 1339, 1352, 1442, 1456, 1648, 1859, 2002, 2266, 2288, 2366, 2464, 2678, 2704, 2884, 2912, 3296, 3718, 4004, 4532, 4576, 4732, 5356, 5408, 5768, 7436, 7931, 8008, 9064, 9373, 9464, 10712, 11536, 13013, 14729, 14872, 15862, 16016, 17407, 18128, 18746, 18928, 21424, 23072, 26026, 29458, 29744, 31724, 32032, 34814, 36256, 37492, 37856, 42848, 52052, 58916, 59488, 63448, 69628, 74984, 103103, 104104, 117832, 121849, 126896, 139256, 149968, 191477, 206206, 208208, 235664, 243698, 253792, 278512, 299936, 382954, 412412, 416416, 471328, 487396, 557024, 765908, 824824, 974792, 1340339, 1531816, 1649648, 1949584, 2680678, 3063632, 3299296, 3899168, 5361356, 6127264, 10722712, 21445424, 42890848]

約数ペア:

[(1, 42890848), (2, 21445424), (4, 10722712), (7, 6127264), (8, 5361356), (11, 3899168), (13, 3299296), (14, 3063632), (16, 2680678), (22, 1949584), (26, 1649648), (28, 1531816), (32, 1340339), (44, 974792), (52, 824824), (56, 765908), (77, 557024), (88, 487396), (91, 471328), (103, 416416), (104, 412412), (112, 382954), (143, 299936), (154, 278512), (169, 253792), (176, 243698), (182, 235664), (206, 208208), (208, 206206), (224, 191477), (286, 149968), (308, 139256), (338, 126896), (352, 121849), (364, 117832), (412, 104104), (416, 103103), (572, 74984), (616, 69628), (676, 63448), (721, 59488), (728, 58916), (824, 52052), (1001, 42848), (1133, 37856), (1144, 37492), (1183, 36256), (1232, 34814), (1339, 32032), (1352, 31724), (1442, 29744), (1456, 29458), (1648, 26026), (1859, 23072), (2002, 21424), (2266, 18928), (2288, 18746), (2366, 18128), (2464, 17407), (2678, 16016), (2704, 15862), (2884, 14872), (2912, 14729), (3296, 13013), (3718, 11536), (4004, 10712), (4532, 9464), (4576, 9373), (4732, 9064), (5356, 8008), (5408, 7931), (5768, 7436)]