21185994240

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{919531}}^1$

素因数の和:919560

約数の個数: 120

約数和(自身を含む): 73373136408

約数和(自身を除く): 52187142168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 919531, 1839062, 2758593, 3678124, 4597655, 5517186, 7356248, 8275779, 9195310, 11034372, 13792965, 14712496, 16551558, 18390620, 22068744, 27585930, 29424992, 33103116, 36781240, 41378895, 44137488, 55171860, 58849984, 66206232, 73562480, 82757790, 88274976, 110343720, 117699968, 132412464, 147124960, 165515580, 176549952, 220687440, 235399936, 264824928, 294249920, 331031160, 353099904, 441374880, 470799872, 529649856, 588499840, 662062320, 706199808, 882749760, 1059299712, 1176999680, 1324124640, 1412399616, 1765499520, 2118599424, 2353999360, 2648249280, 3530999040, 4237198848, 5296498560, 7061998080, 10592997120, 21185994240]

約数ペア:

[(1, 21185994240), (2, 10592997120), (3, 7061998080), (4, 5296498560), (5, 4237198848), (6, 3530999040), (8, 2648249280), (9, 2353999360), (10, 2118599424), (12, 1765499520), (15, 1412399616), (16, 1324124640), (18, 1176999680), (20, 1059299712), (24, 882749760), (30, 706199808), (32, 662062320), (36, 588499840), (40, 529649856), (45, 470799872), (48, 441374880), (60, 353099904), (64, 331031160), (72, 294249920), (80, 264824928), (90, 235399936), (96, 220687440), (120, 176549952), (128, 165515580), (144, 147124960), (160, 132412464), (180, 117699968), (192, 110343720), (240, 88274976), (256, 82757790), (288, 73562480), (320, 66206232), (360, 58849984), (384, 55171860), (480, 44137488), (512, 41378895), (576, 36781240), (640, 33103116), (720, 29424992), (768, 27585930), (960, 22068744), (1152, 18390620), (1280, 16551558), (1440, 14712496), (1536, 13792965), (1920, 11034372), (2304, 9195310), (2560, 8275779), (2880, 7356248), (3840, 5517186), (4608, 4597655), (5760, 3678124), (7680, 2758593), (11520, 1839062), (23040, 919531)]