3144420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{647}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 9906624

約数和(自身を除く): 6762204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 647, 810, 972, 1215, 1294, 1620, 1941, 2430, 2588, 3235, 3882, 4860, 5823, 6470, 7764, 9705, 11646, 12940, 17469, 19410, 23292, 29115, 34938, 38820, 52407, 58230, 69876, 87345, 104814, 116460, 157221, 174690, 209628, 262035, 314442, 349380, 524070, 628884, 786105, 1048140, 1572210, 3144420]

約数ペア:

[(1, 3144420), (2, 1572210), (3, 1048140), (4, 786105), (5, 628884), (6, 524070), (9, 349380), (10, 314442), (12, 262035), (15, 209628), (18, 174690), (20, 157221), (27, 116460), (30, 104814), (36, 87345), (45, 69876), (54, 58230), (60, 52407), (81, 38820), (90, 34938), (108, 29115), (135, 23292), (162, 19410), (180, 17469), (243, 12940), (270, 11646), (324, 9705), (405, 7764), (486, 6470), (540, 5823), (647, 4860), (810, 3882), (972, 3235), (1215, 2588), (1294, 2430), (1620, 1941)]