228721808

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{131}}^2$

素因数の和:301

約数の個数: 90

約数和(自身を含む): 550021158

約数和(自身を除く): 321299350

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 131, 136, 196, 238, 262, 272, 392, 476, 524, 784, 833, 917, 952, 1048, 1666, 1834, 1904, 2096, 2227, 3332, 3668, 4454, 6419, 6664, 7336, 8908, 12838, 13328, 14672, 15589, 17161, 17816, 25676, 31178, 34322, 35632, 51352, 62356, 68644, 102704, 109123, 120127, 124712, 137288, 218246, 240254, 249424, 274576, 291737, 436492, 480508, 583474, 840889, 872984, 961016, 1166948, 1681778, 1745968, 1922032, 2042159, 2333896, 3363556, 4084318, 4667792, 6727112, 8168636, 13454224, 14295113, 16337272, 28590226, 32674544, 57180452, 114360904, 228721808]

約数ペア:

[(1, 228721808), (2, 114360904), (4, 57180452), (7, 32674544), (8, 28590226), (14, 16337272), (16, 14295113), (17, 13454224), (28, 8168636), (34, 6727112), (49, 4667792), (56, 4084318), (68, 3363556), (98, 2333896), (112, 2042159), (119, 1922032), (131, 1745968), (136, 1681778), (196, 1166948), (238, 961016), (262, 872984), (272, 840889), (392, 583474), (476, 480508), (524, 436492), (784, 291737), (833, 274576), (917, 249424), (952, 240254), (1048, 218246), (1666, 137288), (1834, 124712), (1904, 120127), (2096, 109123), (2227, 102704), (3332, 68644), (3668, 62356), (4454, 51352), (6419, 35632), (6664, 34322), (7336, 31178), (8908, 25676), (12838, 17816), (13328, 17161), (14672, 15589)]