51805440

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{1499}}^1$

素因数の和:1529

約数の個数: 144

約数和(自身を含む): 183960000

約数和(自身を除く): 132154560

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, 1499, 1728, 1920, 2160, 2304, 2880, 2998, 3456, 3840, 4320, 4497, 5760, 5996, 6912, 7495, 8640, 8994, 11520, 11992, 13491, 14990, 17280, 17988, 22485, 23984, 26982, 29980, 34560, 35976, 40473, 44970, 47968, 53964, 59960, 67455, 71952, 80946, 89940, 95936, 107928, 119920, 134910, 143904, 161892, 179880, 191872, 202365, 215856, 239840, 269820, 287808, 323784, 359760, 383744, 404730, 431712, 479680, 539640, 575616, 647568, 719520, 809460, 863424, 959360, 1079280, 1151232, 1295136, 1439040, 1618920, 1726848, 1918720, 2158560, 2590272, 2878080, 3237840, 3453696, 4317120, 5180544, 5756160, 6475680, 8634240, 10361088, 12951360, 17268480, 25902720, 51805440]

約数ペア:

[(1, 51805440), (2, 25902720), (3, 17268480), (4, 12951360), (5, 10361088), (6, 8634240), (8, 6475680), (9, 5756160), (10, 5180544), (12, 4317120), (15, 3453696), (16, 3237840), (18, 2878080), (20, 2590272), (24, 2158560), (27, 1918720), (30, 1726848), (32, 1618920), (36, 1439040), (40, 1295136), (45, 1151232), (48, 1079280), (54, 959360), (60, 863424), (64, 809460), (72, 719520), (80, 647568), (90, 575616), (96, 539640), (108, 479680), (120, 431712), (128, 404730), (135, 383744), (144, 359760), (160, 323784), (180, 287808), (192, 269820), (216, 239840), (240, 215856), (256, 202365), (270, 191872), (288, 179880), (320, 161892), (360, 143904), (384, 134910), (432, 119920), (480, 107928), (540, 95936), (576, 89940), (640, 80946), (720, 71952), (768, 67455), (864, 59960), (960, 53964), (1080, 47968), (1152, 44970), (1280, 40473), (1440, 35976), (1499, 34560), (1728, 29980), (1920, 26982), (2160, 23984), (2304, 22485), (2880, 17988), (2998, 17280), (3456, 14990), (3840, 13491), (4320, 11992), (4497, 11520), (5760, 8994), (5996, 8640), (6912, 7495)]