123816960

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{2687}}^1$

素因数の和:2718

約数の個数: 132

約数和(自身を含む): 429182208

約数和(自身を除く): 305365248

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, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2687, 2880, 3072, 3840, 4608, 5120, 5374, 5760, 7680, 8061, 9216, 10748, 11520, 13435, 15360, 16122, 21496, 23040, 24183, 26870, 32244, 40305, 42992, 46080, 48366, 53740, 64488, 80610, 85984, 96732, 107480, 120915, 128976, 161220, 171968, 193464, 214960, 241830, 257952, 322440, 343936, 386928, 429920, 483660, 515904, 644880, 687872, 773856, 859840, 967320, 1031808, 1289760, 1375744, 1547712, 1719680, 1934640, 2063616, 2579520, 2751488, 3095424, 3439360, 3869280, 4127232, 5159040, 6190848, 6878720, 7738560, 8254464, 10318080, 12381696, 13757440, 15477120, 20636160, 24763392, 30954240, 41272320, 61908480, 123816960]

約数ペア:

[(1, 123816960), (2, 61908480), (3, 41272320), (4, 30954240), (5, 24763392), (6, 20636160), (8, 15477120), (9, 13757440), (10, 12381696), (12, 10318080), (15, 8254464), (16, 7738560), (18, 6878720), (20, 6190848), (24, 5159040), (30, 4127232), (32, 3869280), (36, 3439360), (40, 3095424), (45, 2751488), (48, 2579520), (60, 2063616), (64, 1934640), (72, 1719680), (80, 1547712), (90, 1375744), (96, 1289760), (120, 1031808), (128, 967320), (144, 859840), (160, 773856), (180, 687872), (192, 644880), (240, 515904), (256, 483660), (288, 429920), (320, 386928), (360, 343936), (384, 322440), (480, 257952), (512, 241830), (576, 214960), (640, 193464), (720, 171968), (768, 161220), (960, 128976), (1024, 120915), (1152, 107480), (1280, 96732), (1440, 85984), (1536, 80610), (1920, 64488), (2304, 53740), (2560, 48366), (2687, 46080), (2880, 42992), (3072, 40305), (3840, 32244), (4608, 26870), (5120, 24183), (5374, 23040), (5760, 21496), (7680, 16122), (8061, 15360), (9216, 13435), (10748, 11520)]