72635580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{883}}^1$

素因数の和:1355

約数の個数: 72

約数和(自身を含む): 221060112

約数和(自身を除く): 148424532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 883, 914, 1371, 1766, 1828, 2285, 2649, 2742, 3532, 4113, 4415, 4570, 5298, 5484, 6855, 7947, 8226, 8830, 9140, 10596, 13245, 13710, 15894, 16452, 17660, 20565, 26490, 27420, 31788, 39735, 41130, 52980, 79470, 82260, 158940, 403531, 807062, 1210593, 1614124, 2017655, 2421186, 3631779, 4035310, 4842372, 6052965, 7263558, 8070620, 12105930, 14527116, 18158895, 24211860, 36317790, 72635580]

約数ペア:

[(1, 72635580), (2, 36317790), (3, 24211860), (4, 18158895), (5, 14527116), (6, 12105930), (9, 8070620), (10, 7263558), (12, 6052965), (15, 4842372), (18, 4035310), (20, 3631779), (30, 2421186), (36, 2017655), (45, 1614124), (60, 1210593), (90, 807062), (180, 403531), (457, 158940), (883, 82260), (914, 79470), (1371, 52980), (1766, 41130), (1828, 39735), (2285, 31788), (2649, 27420), (2742, 26490), (3532, 20565), (4113, 17660), (4415, 16452), (4570, 15894), (5298, 13710), (5484, 13245), (6855, 10596), (7947, 9140), (8226, 8830)]