31542840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{12517}}^1$

素因数の和:12541

約数の個数: 96

約数和(自身を含む): 117168480

約数和(自身を除く): 85625640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 12517, 25034, 37551, 50068, 62585, 75102, 87619, 100136, 112653, 125170, 150204, 175238, 187755, 225306, 250340, 262857, 300408, 350476, 375510, 438095, 450612, 500680, 525714, 563265, 700952, 751020, 788571, 876190, 901224, 1051428, 1126530, 1314285, 1502040, 1577142, 1752380, 2102856, 2253060, 2628570, 3154284, 3504760, 3942855, 4506120, 5257140, 6308568, 7885710, 10514280, 15771420, 31542840]

約数ペア:

[(1, 31542840), (2, 15771420), (3, 10514280), (4, 7885710), (5, 6308568), (6, 5257140), (7, 4506120), (8, 3942855), (9, 3504760), (10, 3154284), (12, 2628570), (14, 2253060), (15, 2102856), (18, 1752380), (20, 1577142), (21, 1502040), (24, 1314285), (28, 1126530), (30, 1051428), (35, 901224), (36, 876190), (40, 788571), (42, 751020), (45, 700952), (56, 563265), (60, 525714), (63, 500680), (70, 450612), (72, 438095), (84, 375510), (90, 350476), (105, 300408), (120, 262857), (126, 250340), (140, 225306), (168, 187755), (180, 175238), (210, 150204), (252, 125170), (280, 112653), (315, 100136), (360, 87619), (420, 75102), (504, 62585), (630, 50068), (840, 37551), (1260, 25034), (2520, 12517)]