40440330

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{21397}}^1$

素因数の和:21420

約数の個数: 64

約数和(自身を含む): 123252480

約数和(自身を除く): 82812150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 21397, 42794, 64191, 106985, 128382, 149779, 192573, 213970, 299558, 320955, 385146, 449337, 577719, 641910, 748895, 898674, 962865, 1155438, 1348011, 1497790, 1925730, 2246685, 2696022, 2888595, 4044033, 4493370, 5777190, 6740055, 8088066, 13480110, 20220165, 40440330]

約数ペア:

[(1, 40440330), (2, 20220165), (3, 13480110), (5, 8088066), (6, 6740055), (7, 5777190), (9, 4493370), (10, 4044033), (14, 2888595), (15, 2696022), (18, 2246685), (21, 1925730), (27, 1497790), (30, 1348011), (35, 1155438), (42, 962865), (45, 898674), (54, 748895), (63, 641910), (70, 577719), (90, 449337), (105, 385146), (126, 320955), (135, 299558), (189, 213970), (210, 192573), (270, 149779), (315, 128382), (378, 106985), (630, 64191), (945, 42794), (1890, 21397)]