19997254080

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{771499}}^1$

素因数の和:771528

約数の個数: 140

約数和(自身を含む): 71133843000

約数和(自身を除く): 51136588920

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 771499, 1542998, 2314497, 3085996, 3857495, 4628994, 6171992, 6943491, 7714990, 9257988, 11572485, 12343984, 13886982, 15429980, 18515976, 20830473, 23144970, 24687968, 27773964, 30859960, 34717455, 37031952, 41660946, 46289940, 49375936, 55547928, 61719920, 62491419, 69434910, 74063904, 83321892, 92579880, 104152365, 111095856, 123439840, 124982838, 138869820, 148127808, 166643784, 185159760, 208304730, 222191712, 246879680, 249965676, 277739640, 312457095, 333287568, 370319520, 416609460, 444383424, 499931352, 555479280, 624914190, 666575136, 740639040, 833218920, 999862704, 1110958560, 1249828380, 1333150272, 1666437840, 1999725408, 2221917120, 2499656760, 3332875680, 3999450816, 4999313520, 6665751360, 9998627040, 19997254080]

約数ペア:

[(1, 19997254080), (2, 9998627040), (3, 6665751360), (4, 4999313520), (5, 3999450816), (6, 3332875680), (8, 2499656760), (9, 2221917120), (10, 1999725408), (12, 1666437840), (15, 1333150272), (16, 1249828380), (18, 1110958560), (20, 999862704), (24, 833218920), (27, 740639040), (30, 666575136), (32, 624914190), (36, 555479280), (40, 499931352), (45, 444383424), (48, 416609460), (54, 370319520), (60, 333287568), (64, 312457095), (72, 277739640), (80, 249965676), (81, 246879680), (90, 222191712), (96, 208304730), (108, 185159760), (120, 166643784), (135, 148127808), (144, 138869820), (160, 124982838), (162, 123439840), (180, 111095856), (192, 104152365), (216, 92579880), (240, 83321892), (270, 74063904), (288, 69434910), (320, 62491419), (324, 61719920), (360, 55547928), (405, 49375936), (432, 46289940), (480, 41660946), (540, 37031952), (576, 34717455), (648, 30859960), (720, 27773964), (810, 24687968), (864, 23144970), (960, 20830473), (1080, 18515976), (1296, 15429980), (1440, 13886982), (1620, 12343984), (1728, 11572485), (2160, 9257988), (2592, 7714990), (2880, 6943491), (3240, 6171992), (4320, 4628994), (5184, 3857495), (6480, 3085996), (8640, 2314497), (12960, 1542998), (25920, 771499)]