39928800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 131991552

約数和(自身を除く): 92062752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 127, 131, 150, 160, 200, 240, 254, 262, 300, 381, 393, 400, 480, 508, 524, 600, 635, 655, 762, 786, 800, 1016, 1048, 1200, 1270, 1310, 1524, 1572, 1905, 1965, 2032, 2096, 2400, 2540, 2620, 3048, 3144, 3175, 3275, 3810, 3930, 4064, 4192, 5080, 5240, 6096, 6288, 6350, 6550, 7620, 7860, 9525, 9825, 10160, 10480, 12192, 12576, 12700, 13100, 15240, 15720, 16637, 19050, 19650, 20320, 20960, 25400, 26200, 30480, 31440, 33274, 38100, 39300, 49911, 50800, 52400, 60960, 62880, 66548, 76200, 78600, 83185, 99822, 101600, 104800, 133096, 152400, 157200, 166370, 199644, 249555, 266192, 304800, 314400, 332740, 399288, 415925, 499110, 532384, 665480, 798576, 831850, 998220, 1247775, 1330960, 1597152, 1663700, 1996440, 2495550, 2661920, 3327400, 3992880, 4991100, 6654800, 7985760, 9982200, 13309600, 19964400, 39928800]

約数ペア:

[(1, 39928800), (2, 19964400), (3, 13309600), (4, 9982200), (5, 7985760), (6, 6654800), (8, 4991100), (10, 3992880), (12, 3327400), (15, 2661920), (16, 2495550), (20, 1996440), (24, 1663700), (25, 1597152), (30, 1330960), (32, 1247775), (40, 998220), (48, 831850), (50, 798576), (60, 665480), (75, 532384), (80, 499110), (96, 415925), (100, 399288), (120, 332740), (127, 314400), (131, 304800), (150, 266192), (160, 249555), (200, 199644), (240, 166370), (254, 157200), (262, 152400), (300, 133096), (381, 104800), (393, 101600), (400, 99822), (480, 83185), (508, 78600), (524, 76200), (600, 66548), (635, 62880), (655, 60960), (762, 52400), (786, 50800), (800, 49911), (1016, 39300), (1048, 38100), (1200, 33274), (1270, 31440), (1310, 30480), (1524, 26200), (1572, 25400), (1905, 20960), (1965, 20320), (2032, 19650), (2096, 19050), (2400, 16637), (2540, 15720), (2620, 15240), (3048, 13100), (3144, 12700), (3175, 12576), (3275, 12192), (3810, 10480), (3930, 10160), (4064, 9825), (4192, 9525), (5080, 7860), (5240, 7620), (6096, 6550), (6288, 6350)]