131933872

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:579

約数の個数: 120

約数和(自身を含む): 332054640

約数和(自身を除く): 200120768

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 49, 56, 68, 76, 98, 112, 119, 133, 136, 152, 196, 238, 266, 272, 304, 323, 392, 476, 521, 532, 646, 784, 833, 931, 952, 1042, 1064, 1292, 1666, 1862, 1904, 2084, 2128, 2261, 2584, 3332, 3647, 3724, 4168, 4522, 5168, 6664, 7294, 7448, 8336, 8857, 9044, 9899, 13328, 14588, 14896, 15827, 17714, 18088, 19798, 25529, 29176, 31654, 35428, 36176, 39596, 51058, 58352, 61999, 63308, 69293, 70856, 79192, 102116, 123998, 126616, 138586, 141712, 158384, 168283, 204232, 247996, 253232, 277172, 336566, 408464, 433993, 485051, 495992, 554344, 673132, 867986, 970102, 991984, 1108688, 1177981, 1346264, 1735972, 1940204, 2355962, 2692528, 3471944, 3880408, 4711924, 6943888, 7760816, 8245867, 9423848, 16491734, 18847696, 32983468, 65966936, 131933872]

約数ペア:

[(1, 131933872), (2, 65966936), (4, 32983468), (7, 18847696), (8, 16491734), (14, 9423848), (16, 8245867), (17, 7760816), (19, 6943888), (28, 4711924), (34, 3880408), (38, 3471944), (49, 2692528), (56, 2355962), (68, 1940204), (76, 1735972), (98, 1346264), (112, 1177981), (119, 1108688), (133, 991984), (136, 970102), (152, 867986), (196, 673132), (238, 554344), (266, 495992), (272, 485051), (304, 433993), (323, 408464), (392, 336566), (476, 277172), (521, 253232), (532, 247996), (646, 204232), (784, 168283), (833, 158384), (931, 141712), (952, 138586), (1042, 126616), (1064, 123998), (1292, 102116), (1666, 79192), (1862, 70856), (1904, 69293), (2084, 63308), (2128, 61999), (2261, 58352), (2584, 51058), (3332, 39596), (3647, 36176), (3724, 35428), (4168, 31654), (4522, 29176), (5168, 25529), (6664, 19798), (7294, 18088), (7448, 17714), (8336, 15827), (8857, 14896), (9044, 14588), (9899, 13328)]