427590968

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 989936640

約数和(自身を除く): 562345672

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 43, 56, 61, 71, 82, 86, 122, 142, 164, 172, 244, 284, 287, 301, 328, 344, 427, 488, 497, 568, 574, 602, 854, 994, 1148, 1204, 1708, 1763, 1988, 2296, 2408, 2501, 2623, 2911, 3053, 3416, 3526, 3976, 4331, 5002, 5246, 5822, 6106, 7052, 8662, 10004, 10492, 11644, 12212, 12341, 14104, 17324, 17507, 18361, 20008, 20377, 20984, 21371, 23288, 24424, 24682, 30317, 34648, 35014, 36722, 40754, 42742, 49364, 60634, 70028, 73444, 81508, 85484, 98728, 107543, 121268, 125173, 140056, 146888, 163016, 170968, 177571, 186233, 215086, 242536, 250346, 355142, 372466, 430172, 500692, 710284, 744932, 752801, 860344, 876211, 1001384, 1242997, 1303631, 1420568, 1489864, 1505602, 1752422, 2485994, 2607262, 3011204, 3504844, 4971988, 5214524, 6022408, 7009688, 7635553, 9943976, 10429048, 15271106, 30542212, 53448871, 61084424, 106897742, 213795484, 427590968]

約数ペア:

[(1, 427590968), (2, 213795484), (4, 106897742), (7, 61084424), (8, 53448871), (14, 30542212), (28, 15271106), (41, 10429048), (43, 9943976), (56, 7635553), (61, 7009688), (71, 6022408), (82, 5214524), (86, 4971988), (122, 3504844), (142, 3011204), (164, 2607262), (172, 2485994), (244, 1752422), (284, 1505602), (287, 1489864), (301, 1420568), (328, 1303631), (344, 1242997), (427, 1001384), (488, 876211), (497, 860344), (568, 752801), (574, 744932), (602, 710284), (854, 500692), (994, 430172), (1148, 372466), (1204, 355142), (1708, 250346), (1763, 242536), (1988, 215086), (2296, 186233), (2408, 177571), (2501, 170968), (2623, 163016), (2911, 146888), (3053, 140056), (3416, 125173), (3526, 121268), (3976, 107543), (4331, 98728), (5002, 85484), (5246, 81508), (5822, 73444), (6106, 70028), (7052, 60634), (8662, 49364), (10004, 42742), (10492, 40754), (11644, 36722), (12212, 35014), (12341, 34648), (14104, 30317), (17324, 24682), (17507, 24424), (18361, 23288), (20008, 21371), (20377, 20984)]