72944460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{405247}}^1$

素因数の和:405262

約数の個数: 36

約数和(自身を含む): 221265408

約数和(自身を除く): 148320948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 405247, 810494, 1215741, 1620988, 2026235, 2431482, 3647223, 4052470, 4862964, 6078705, 7294446, 8104940, 12157410, 14588892, 18236115, 24314820, 36472230, 72944460]

約数ペア:

[(1, 72944460), (2, 36472230), (3, 24314820), (4, 18236115), (5, 14588892), (6, 12157410), (9, 8104940), (10, 7294446), (12, 6078705), (15, 4862964), (18, 4052470), (20, 3647223), (30, 2431482), (36, 2026235), (45, 1620988), (60, 1215741), (90, 810494), (180, 405247)]