290552616

素因数分解:

$2^3\times 3^3\times {\mathrm{431}}^1\times {\mathrm{3121}}^1$

素因数の和:3567

約数の個数: 64

約数和(自身を含む): 809222400

約数和(自身を除く): 518669784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 431, 862, 1293, 1724, 2586, 3121, 3448, 3879, 5172, 6242, 7758, 9363, 10344, 11637, 12484, 15516, 18726, 23274, 24968, 28089, 31032, 37452, 46548, 56178, 74904, 84267, 93096, 112356, 168534, 224712, 337068, 674136, 1345151, 2690302, 4035453, 5380604, 8070906, 10761208, 12106359, 16141812, 24212718, 32283624, 36319077, 48425436, 72638154, 96850872, 145276308, 290552616]

約数ペア:

[(1, 290552616), (2, 145276308), (3, 96850872), (4, 72638154), (6, 48425436), (8, 36319077), (9, 32283624), (12, 24212718), (18, 16141812), (24, 12106359), (27, 10761208), (36, 8070906), (54, 5380604), (72, 4035453), (108, 2690302), (216, 1345151), (431, 674136), (862, 337068), (1293, 224712), (1724, 168534), (2586, 112356), (3121, 93096), (3448, 84267), (3879, 74904), (5172, 56178), (6242, 46548), (7758, 37452), (9363, 31032), (10344, 28089), (11637, 24968), (12484, 23274), (15516, 18726)]