420557616

素因数分解:

$2^4\times 3^3\times {\mathrm{487}}^1\times {\mathrm{1999}}^1$

素因数の和:2503

約数の個数: 80

約数和(自身を含む): 1210240000

約数和(自身を除く): 789682384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 487, 974, 1461, 1948, 1999, 2922, 3896, 3998, 4383, 5844, 5997, 7792, 7996, 8766, 11688, 11994, 13149, 15992, 17532, 17991, 23376, 23988, 26298, 31984, 35064, 35982, 47976, 52596, 53973, 70128, 71964, 95952, 105192, 107946, 143928, 210384, 215892, 287856, 431784, 863568, 973513, 1947026, 2920539, 3894052, 5841078, 7788104, 8761617, 11682156, 15576208, 17523234, 23364312, 26284851, 35046468, 46728624, 52569702, 70092936, 105139404, 140185872, 210278808, 420557616]

約数ペア:

[(1, 420557616), (2, 210278808), (3, 140185872), (4, 105139404), (6, 70092936), (8, 52569702), (9, 46728624), (12, 35046468), (16, 26284851), (18, 23364312), (24, 17523234), (27, 15576208), (36, 11682156), (48, 8761617), (54, 7788104), (72, 5841078), (108, 3894052), (144, 2920539), (216, 1947026), (432, 973513), (487, 863568), (974, 431784), (1461, 287856), (1948, 215892), (1999, 210384), (2922, 143928), (3896, 107946), (3998, 105192), (4383, 95952), (5844, 71964), (5997, 70128), (7792, 53973), (7996, 52596), (8766, 47976), (11688, 35982), (11994, 35064), (13149, 31984), (15992, 26298), (17532, 23988), (17991, 23376)]