78271560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{217421}}^1$

素因数の和:217438

約数の個数: 48

約数和(自身を含む): 254383740

約数和(自身を除く): 176112180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 217421, 434842, 652263, 869684, 1087105, 1304526, 1739368, 1956789, 2174210, 2609052, 3261315, 3913578, 4348420, 5218104, 6522630, 7827156, 8696840, 9783945, 13045260, 15654312, 19567890, 26090520, 39135780, 78271560]

約数ペア:

[(1, 78271560), (2, 39135780), (3, 26090520), (4, 19567890), (5, 15654312), (6, 13045260), (8, 9783945), (9, 8696840), (10, 7827156), (12, 6522630), (15, 5218104), (18, 4348420), (20, 3913578), (24, 3261315), (30, 2609052), (36, 2174210), (40, 1956789), (45, 1739368), (60, 1304526), (72, 1087105), (90, 869684), (120, 652263), (180, 434842), (360, 217421)]