40263840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{27961}}^1$

素因数の和:27982

約数の個数: 72

約数和(自身を含む): 137405268

約数和(自身を除く): 97141428

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 27961, 55922, 83883, 111844, 139805, 167766, 223688, 251649, 279610, 335532, 419415, 447376, 503298, 559220, 671064, 838830, 894752, 1006596, 1118440, 1258245, 1342128, 1677660, 2013192, 2236880, 2516490, 2684256, 3355320, 4026384, 4473760, 5032980, 6710640, 8052768, 10065960, 13421280, 20131920, 40263840]

約数ペア:

[(1, 40263840), (2, 20131920), (3, 13421280), (4, 10065960), (5, 8052768), (6, 6710640), (8, 5032980), (9, 4473760), (10, 4026384), (12, 3355320), (15, 2684256), (16, 2516490), (18, 2236880), (20, 2013192), (24, 1677660), (30, 1342128), (32, 1258245), (36, 1118440), (40, 1006596), (45, 894752), (48, 838830), (60, 671064), (72, 559220), (80, 503298), (90, 447376), (96, 419415), (120, 335532), (144, 279610), (160, 251649), (180, 223688), (240, 167766), (288, 139805), (360, 111844), (480, 83883), (720, 55922), (1440, 27961)]