120648960

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{3491}}^1$

素因数の和:3521

約数の個数: 144

約数和(自身を含む): 428258880

約数和(自身を除く): 307609920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3491, 3840, 4320, 5760, 6912, 6982, 8640, 10473, 11520, 13964, 17280, 17455, 20946, 27928, 31419, 34560, 34910, 41892, 52365, 55856, 62838, 69820, 83784, 94257, 104730, 111712, 125676, 139640, 157095, 167568, 188514, 209460, 223424, 251352, 279280, 314190, 335136, 377028, 418920, 446848, 471285, 502704, 558560, 628380, 670272, 754056, 837840, 893696, 942570, 1005408, 1117120, 1256760, 1340544, 1508112, 1675680, 1885140, 2010816, 2234240, 2513520, 2681088, 3016224, 3351360, 3770280, 4021632, 4468480, 5027040, 6032448, 6702720, 7540560, 8043264, 10054080, 12064896, 13405440, 15081120, 20108160, 24129792, 30162240, 40216320, 60324480, 120648960]

約数ペア:

[(1, 120648960), (2, 60324480), (3, 40216320), (4, 30162240), (5, 24129792), (6, 20108160), (8, 15081120), (9, 13405440), (10, 12064896), (12, 10054080), (15, 8043264), (16, 7540560), (18, 6702720), (20, 6032448), (24, 5027040), (27, 4468480), (30, 4021632), (32, 3770280), (36, 3351360), (40, 3016224), (45, 2681088), (48, 2513520), (54, 2234240), (60, 2010816), (64, 1885140), (72, 1675680), (80, 1508112), (90, 1340544), (96, 1256760), (108, 1117120), (120, 1005408), (128, 942570), (135, 893696), (144, 837840), (160, 754056), (180, 670272), (192, 628380), (216, 558560), (240, 502704), (256, 471285), (270, 446848), (288, 418920), (320, 377028), (360, 335136), (384, 314190), (432, 279280), (480, 251352), (540, 223424), (576, 209460), (640, 188514), (720, 167568), (768, 157095), (864, 139640), (960, 125676), (1080, 111712), (1152, 104730), (1280, 94257), (1440, 83784), (1728, 69820), (1920, 62838), (2160, 55856), (2304, 52365), (2880, 41892), (3456, 34910), (3491, 34560), (3840, 31419), (4320, 27928), (5760, 20946), (6912, 17455), (6982, 17280), (8640, 13964), (10473, 11520)]