20944800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{2909}}^1$

素因数の和:2935

約数の個数: 108

約数和(自身を含む): 73881990

約数和(自身を除く): 52937190

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 2909, 3600, 5818, 7200, 8727, 11636, 14545, 17454, 23272, 26181, 29090, 34908, 43635, 46544, 52362, 58180, 69816, 72725, 87270, 93088, 104724, 116360, 130905, 139632, 145450, 174540, 209448, 218175, 232720, 261810, 279264, 290900, 349080, 418896, 436350, 465440, 523620, 581800, 654525, 698160, 837792, 872700, 1047240, 1163600, 1309050, 1396320, 1745400, 2094480, 2327200, 2618100, 3490800, 4188960, 5236200, 6981600, 10472400, 20944800]

約数ペア:

[(1, 20944800), (2, 10472400), (3, 6981600), (4, 5236200), (5, 4188960), (6, 3490800), (8, 2618100), (9, 2327200), (10, 2094480), (12, 1745400), (15, 1396320), (16, 1309050), (18, 1163600), (20, 1047240), (24, 872700), (25, 837792), (30, 698160), (32, 654525), (36, 581800), (40, 523620), (45, 465440), (48, 436350), (50, 418896), (60, 349080), (72, 290900), (75, 279264), (80, 261810), (90, 232720), (96, 218175), (100, 209448), (120, 174540), (144, 145450), (150, 139632), (160, 130905), (180, 116360), (200, 104724), (225, 93088), (240, 87270), (288, 72725), (300, 69816), (360, 58180), (400, 52362), (450, 46544), (480, 43635), (600, 34908), (720, 29090), (800, 26181), (900, 23272), (1200, 17454), (1440, 14545), (1800, 11636), (2400, 8727), (2909, 7200), (3600, 5818)]