68880672

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{1627}}^1$

素因数の和:1660

約数の個数: 144

約数和(自身を含む): 233845920

約数和(自身を除く): 164965248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 504, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1512, 1568, 1627, 1764, 2016, 2352, 2646, 3024, 3254, 3528, 4704, 4881, 5292, 6048, 6508, 7056, 9762, 10584, 11389, 13016, 14112, 14643, 19524, 21168, 22778, 26032, 29286, 34167, 39048, 42336, 43929, 45556, 52064, 58572, 68334, 78096, 79723, 87858, 91112, 102501, 117144, 136668, 156192, 159446, 175716, 182224, 205002, 234288, 239169, 273336, 307503, 318892, 351432, 364448, 410004, 468576, 478338, 546672, 615006, 637784, 702864, 717507, 820008, 956676, 1093344, 1230012, 1275568, 1405728, 1435014, 1640016, 1913352, 2152521, 2460024, 2551136, 2870028, 3280032, 3826704, 4305042, 4920048, 5740056, 7653408, 8610084, 9840096, 11480112, 17220168, 22960224, 34440336, 68880672]

約数ペア:

[(1, 68880672), (2, 34440336), (3, 22960224), (4, 17220168), (6, 11480112), (7, 9840096), (8, 8610084), (9, 7653408), (12, 5740056), (14, 4920048), (16, 4305042), (18, 3826704), (21, 3280032), (24, 2870028), (27, 2551136), (28, 2460024), (32, 2152521), (36, 1913352), (42, 1640016), (48, 1435014), (49, 1405728), (54, 1275568), (56, 1230012), (63, 1093344), (72, 956676), (84, 820008), (96, 717507), (98, 702864), (108, 637784), (112, 615006), (126, 546672), (144, 478338), (147, 468576), (168, 410004), (189, 364448), (196, 351432), (216, 318892), (224, 307503), (252, 273336), (288, 239169), (294, 234288), (336, 205002), (378, 182224), (392, 175716), (432, 159446), (441, 156192), (504, 136668), (588, 117144), (672, 102501), (756, 91112), (784, 87858), (864, 79723), (882, 78096), (1008, 68334), (1176, 58572), (1323, 52064), (1512, 45556), (1568, 43929), (1627, 42336), (1764, 39048), (2016, 34167), (2352, 29286), (2646, 26032), (3024, 22778), (3254, 21168), (3528, 19524), (4704, 14643), (4881, 14112), (5292, 13016), (6048, 11389), (6508, 10584), (7056, 9762)]