178190964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 547747200

約数和(自身を除く): 369556236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 37, 42, 58, 63, 74, 84, 87, 111, 116, 126, 148, 174, 203, 222, 252, 259, 261, 333, 348, 406, 444, 518, 522, 609, 659, 666, 777, 812, 1036, 1044, 1073, 1218, 1318, 1332, 1554, 1827, 1977, 2146, 2331, 2436, 2636, 3108, 3219, 3654, 3954, 4292, 4613, 4662, 5931, 6438, 7308, 7511, 7908, 9226, 9324, 9657, 11862, 12876, 13839, 15022, 18452, 19111, 19314, 22533, 23724, 24383, 27678, 30044, 38222, 38628, 41517, 45066, 48766, 55356, 57333, 67599, 73149, 76444, 83034, 90132, 97532, 114666, 133777, 135198, 146298, 166068, 170681, 171999, 219447, 229332, 267554, 270396, 292596, 341362, 343998, 401331, 438894, 512043, 535108, 682724, 687996, 707107, 802662, 877788, 1024086, 1203993, 1414214, 1536129, 1605324, 2048172, 2121321, 2407986, 2828428, 3072258, 4242642, 4815972, 4949749, 6144516, 6363963, 8485284, 9899498, 12727926, 14849247, 19798996, 25455852, 29698494, 44547741, 59396988, 89095482, 178190964]

約数ペア:

[(1, 178190964), (2, 89095482), (3, 59396988), (4, 44547741), (6, 29698494), (7, 25455852), (9, 19798996), (12, 14849247), (14, 12727926), (18, 9899498), (21, 8485284), (28, 6363963), (29, 6144516), (36, 4949749), (37, 4815972), (42, 4242642), (58, 3072258), (63, 2828428), (74, 2407986), (84, 2121321), (87, 2048172), (111, 1605324), (116, 1536129), (126, 1414214), (148, 1203993), (174, 1024086), (203, 877788), (222, 802662), (252, 707107), (259, 687996), (261, 682724), (333, 535108), (348, 512043), (406, 438894), (444, 401331), (518, 343998), (522, 341362), (609, 292596), (659, 270396), (666, 267554), (777, 229332), (812, 219447), (1036, 171999), (1044, 170681), (1073, 166068), (1218, 146298), (1318, 135198), (1332, 133777), (1554, 114666), (1827, 97532), (1977, 90132), (2146, 83034), (2331, 76444), (2436, 73149), (2636, 67599), (3108, 57333), (3219, 55356), (3654, 48766), (3954, 45066), (4292, 41517), (4613, 38628), (4662, 38222), (5931, 30044), (6438, 27678), (7308, 24383), (7511, 23724), (7908, 22533), (9226, 19314), (9324, 19111), (9657, 18452), (11862, 15022), (12876, 13839)]