312681384

素因数分解:

$2^3\times 3^4\times {\mathrm{499}}^1\times {\mathrm{967}}^1$

素因数の和:1484

約数の個数: 80

約数和(自身を含む): 878460000

約数和(自身を除く): 565778616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 499, 648, 967, 998, 1497, 1934, 1996, 2901, 2994, 3868, 3992, 4491, 5802, 5988, 7736, 8703, 8982, 11604, 11976, 13473, 17406, 17964, 23208, 26109, 26946, 34812, 35928, 40419, 52218, 53892, 69624, 78327, 80838, 104436, 107784, 156654, 161676, 208872, 313308, 323352, 482533, 626616, 965066, 1447599, 1930132, 2895198, 3860264, 4342797, 5790396, 8685594, 11580792, 13028391, 17371188, 26056782, 34742376, 39085173, 52113564, 78170346, 104227128, 156340692, 312681384]

約数ペア:

[(1, 312681384), (2, 156340692), (3, 104227128), (4, 78170346), (6, 52113564), (8, 39085173), (9, 34742376), (12, 26056782), (18, 17371188), (24, 13028391), (27, 11580792), (36, 8685594), (54, 5790396), (72, 4342797), (81, 3860264), (108, 2895198), (162, 1930132), (216, 1447599), (324, 965066), (499, 626616), (648, 482533), (967, 323352), (998, 313308), (1497, 208872), (1934, 161676), (1996, 156654), (2901, 107784), (2994, 104436), (3868, 80838), (3992, 78327), (4491, 69624), (5802, 53892), (5988, 52218), (7736, 40419), (8703, 35928), (8982, 34812), (11604, 26946), (11976, 26109), (13473, 23208), (17406, 17964)]