28180008

素因数分解:

$2^3\times 3^3\times {\mathrm{283}}^1\times {\mathrm{461}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 78724800

約数和(自身を除く): 50544792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 283, 461, 566, 849, 922, 1132, 1383, 1698, 1844, 2264, 2547, 2766, 3396, 3688, 4149, 5094, 5532, 6792, 7641, 8298, 10188, 11064, 12447, 15282, 16596, 20376, 24894, 30564, 33192, 49788, 61128, 99576, 130463, 260926, 391389, 521852, 782778, 1043704, 1174167, 1565556, 2348334, 3131112, 3522501, 4696668, 7045002, 9393336, 14090004, 28180008]

約数ペア:

[(1, 28180008), (2, 14090004), (3, 9393336), (4, 7045002), (6, 4696668), (8, 3522501), (9, 3131112), (12, 2348334), (18, 1565556), (24, 1174167), (27, 1043704), (36, 782778), (54, 521852), (72, 391389), (108, 260926), (216, 130463), (283, 99576), (461, 61128), (566, 49788), (849, 33192), (922, 30564), (1132, 24894), (1383, 20376), (1698, 16596), (1844, 15282), (2264, 12447), (2547, 11064), (2766, 10188), (3396, 8298), (3688, 7641), (4149, 6792), (5094, 5532)]