15693447780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{217421}}^1$

素因数の和:217837

約数の個数: 72

約数和(自身を含む): 47722389624

約数和(自身を除く): 32028941844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1203, 1604, 2005, 2406, 3609, 4010, 4812, 6015, 7218, 8020, 12030, 14436, 18045, 24060, 36090, 72180, 217421, 434842, 652263, 869684, 1087105, 1304526, 1956789, 2174210, 2609052, 3261315, 3913578, 4348420, 6522630, 7827156, 9783945, 13045260, 19567890, 39135780, 87185821, 174371642, 261557463, 348743284, 435929105, 523114926, 784672389, 871858210, 1046229852, 1307787315, 1569344778, 1743716420, 2615574630, 3138689556, 3923361945, 5231149260, 7846723890, 15693447780]

約数ペア:

[(1, 15693447780), (2, 7846723890), (3, 5231149260), (4, 3923361945), (5, 3138689556), (6, 2615574630), (9, 1743716420), (10, 1569344778), (12, 1307787315), (15, 1046229852), (18, 871858210), (20, 784672389), (30, 523114926), (36, 435929105), (45, 348743284), (60, 261557463), (90, 174371642), (180, 87185821), (401, 39135780), (802, 19567890), (1203, 13045260), (1604, 9783945), (2005, 7827156), (2406, 6522630), (3609, 4348420), (4010, 3913578), (4812, 3261315), (6015, 2609052), (7218, 2174210), (8020, 1956789), (12030, 1304526), (14436, 1087105), (18045, 869684), (24060, 652263), (36090, 434842), (72180, 217421)]