821694420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97127}}^1$

素因数の和:97189

約数の個数: 72

約数和(自身を含む): 2545530624

約数和(自身を除く): 1723836204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 97127, 194254, 291381, 388508, 485635, 582762, 874143, 971270, 1165524, 1456905, 1748286, 1942540, 2913810, 3496572, 4370715, 4564969, 5827620, 8741430, 9129938, 13694907, 17482860, 18259876, 22824845, 27389814, 41084721, 45649690, 54779628, 68474535, 82169442, 91299380, 136949070, 164338884, 205423605, 273898140, 410847210, 821694420]

約数ペア:

[(1, 821694420), (2, 410847210), (3, 273898140), (4, 205423605), (5, 164338884), (6, 136949070), (9, 91299380), (10, 82169442), (12, 68474535), (15, 54779628), (18, 45649690), (20, 41084721), (30, 27389814), (36, 22824845), (45, 18259876), (47, 17482860), (60, 13694907), (90, 9129938), (94, 8741430), (141, 5827620), (180, 4564969), (188, 4370715), (235, 3496572), (282, 2913810), (423, 1942540), (470, 1748286), (564, 1456905), (705, 1165524), (846, 971270), (940, 874143), (1410, 582762), (1692, 485635), (2115, 388508), (2820, 291381), (4230, 194254), (8460, 97127)]