31578768

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{5623}}^1$

素因数の和:5653

約数の個数: 80

約数和(自身を含む): 97632640

約数和(自身を除く): 66053872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 5623, 11246, 16869, 22492, 33738, 44984, 50607, 67476, 73099, 89968, 101214, 134952, 146198, 151821, 202428, 219297, 269904, 292396, 303642, 404856, 438594, 584792, 607284, 657891, 809712, 877188, 1169584, 1214568, 1315782, 1754376, 1973673, 2429136, 2631564, 3508752, 3947346, 5263128, 7894692, 10526256, 15789384, 31578768]

約数ペア:

[(1, 31578768), (2, 15789384), (3, 10526256), (4, 7894692), (6, 5263128), (8, 3947346), (9, 3508752), (12, 2631564), (13, 2429136), (16, 1973673), (18, 1754376), (24, 1315782), (26, 1214568), (27, 1169584), (36, 877188), (39, 809712), (48, 657891), (52, 607284), (54, 584792), (72, 438594), (78, 404856), (104, 303642), (108, 292396), (117, 269904), (144, 219297), (156, 202428), (208, 151821), (216, 146198), (234, 134952), (312, 101214), (351, 89968), (432, 73099), (468, 67476), (624, 50607), (702, 44984), (936, 33738), (1404, 22492), (1872, 16869), (2808, 11246), (5616, 5623)]