282718860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{247999}}^1$

素因数の和:248030

約数の個数: 48

約数和(自身を含む): 833280000

約数和(自身を除く): 550561140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 247999, 495998, 743997, 991996, 1239995, 1487994, 2479990, 2975988, 3719985, 4711981, 4959980, 7439970, 9423962, 14135943, 14879940, 18847924, 23559905, 28271886, 47119810, 56543772, 70679715, 94239620, 141359430, 282718860]

約数ペア:

[(1, 282718860), (2, 141359430), (3, 94239620), (4, 70679715), (5, 56543772), (6, 47119810), (10, 28271886), (12, 23559905), (15, 18847924), (19, 14879940), (20, 14135943), (30, 9423962), (38, 7439970), (57, 4959980), (60, 4711981), (76, 3719985), (95, 2975988), (114, 2479990), (190, 1487994), (228, 1239995), (285, 991996), (380, 743997), (570, 495998), (1140, 247999)]