315576

素因数分解:

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

素因数の和:505

約数の個数: 40

約数和(自身を含む): 885720

約数和(自身を除く): 570144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 487, 648, 974, 1461, 1948, 2922, 3896, 4383, 5844, 8766, 11688, 13149, 17532, 26298, 35064, 39447, 52596, 78894, 105192, 157788, 315576]

約数ペア:

[(1, 315576), (2, 157788), (3, 105192), (4, 78894), (6, 52596), (8, 39447), (9, 35064), (12, 26298), (18, 17532), (24, 13149), (27, 11688), (36, 8766), (54, 5844), (72, 4383), (81, 3896), (108, 2922), (162, 1948), (216, 1461), (324, 974), (487, 648)]