268585965

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 495675648

約数和(自身を除く): 227089683

約数列:

[1, 3, 5, 9, 15, 29, 45, 47, 87, 141, 145, 151, 235, 261, 423, 435, 453, 705, 755, 841, 1305, 1359, 1363, 2115, 2265, 2523, 4089, 4205, 4379, 6795, 6815, 7097, 7569, 12267, 12615, 13137, 20445, 21291, 21895, 35485, 37845, 39411, 39527, 61335, 63873, 65685, 106455, 118581, 126991, 197055, 197635, 205813, 319365, 355743, 380973, 592905, 617439, 634955, 1029065, 1142919, 1778715, 1852317, 1904865, 3087195, 5714595, 5968577, 9261585, 17905731, 29842885, 53717193, 89528655, 268585965]

約数ペア:

[(1, 268585965), (3, 89528655), (5, 53717193), (9, 29842885), (15, 17905731), (29, 9261585), (45, 5968577), (47, 5714595), (87, 3087195), (141, 1904865), (145, 1852317), (151, 1778715), (235, 1142919), (261, 1029065), (423, 634955), (435, 617439), (453, 592905), (705, 380973), (755, 355743), (841, 319365), (1305, 205813), (1359, 197635), (1363, 197055), (2115, 126991), (2265, 118581), (2523, 106455), (4089, 65685), (4205, 63873), (4379, 61335), (6795, 39527), (6815, 39411), (7097, 37845), (7569, 35485), (12267, 21895), (12615, 21291), (13137, 20445)]