40902720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:468

約数の個数: 112

約数和(自身を含む): 131234688

約数和(自身を除く): 90331968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 137, 160, 192, 240, 274, 311, 320, 411, 480, 548, 622, 685, 822, 933, 960, 1096, 1244, 1370, 1555, 1644, 1866, 2055, 2192, 2488, 2740, 3110, 3288, 3732, 4110, 4384, 4665, 4976, 5480, 6220, 6576, 7464, 8220, 8768, 9330, 9952, 10960, 12440, 13152, 14928, 16440, 18660, 19904, 21920, 24880, 26304, 29856, 32880, 37320, 42607, 43840, 49760, 59712, 65760, 74640, 85214, 99520, 127821, 131520, 149280, 170428, 213035, 255642, 298560, 340856, 426070, 511284, 639105, 681712, 852140, 1022568, 1278210, 1363424, 1704280, 2045136, 2556420, 2726848, 3408560, 4090272, 5112840, 6817120, 8180544, 10225680, 13634240, 20451360, 40902720]

約数ペア:

[(1, 40902720), (2, 20451360), (3, 13634240), (4, 10225680), (5, 8180544), (6, 6817120), (8, 5112840), (10, 4090272), (12, 3408560), (15, 2726848), (16, 2556420), (20, 2045136), (24, 1704280), (30, 1363424), (32, 1278210), (40, 1022568), (48, 852140), (60, 681712), (64, 639105), (80, 511284), (96, 426070), (120, 340856), (137, 298560), (160, 255642), (192, 213035), (240, 170428), (274, 149280), (311, 131520), (320, 127821), (411, 99520), (480, 85214), (548, 74640), (622, 65760), (685, 59712), (822, 49760), (933, 43840), (960, 42607), (1096, 37320), (1244, 32880), (1370, 29856), (1555, 26304), (1644, 24880), (1866, 21920), (2055, 19904), (2192, 18660), (2488, 16440), (2740, 14928), (3110, 13152), (3288, 12440), (3732, 10960), (4110, 9952), (4384, 9330), (4665, 8768), (4976, 8220), (5480, 7464), (6220, 6576)]