612993780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{486503}}^1$

素因数の和:486525

約数の個数: 72

約数和(自身を含む): 2125049472

約数和(自身を除く): 1512055692

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 486503, 973006, 1459509, 1946012, 2432515, 2919018, 3405521, 4378527, 4865030, 5838036, 6811042, 7297545, 8757054, 9730060, 10216563, 13622084, 14595090, 17027605, 17514108, 20433126, 21892635, 29190180, 30649689, 34055210, 40866252, 43785270, 51082815, 61299378, 68110420, 87570540, 102165630, 122598756, 153248445, 204331260, 306496890, 612993780]

約数ペア:

[(1, 612993780), (2, 306496890), (3, 204331260), (4, 153248445), (5, 122598756), (6, 102165630), (7, 87570540), (9, 68110420), (10, 61299378), (12, 51082815), (14, 43785270), (15, 40866252), (18, 34055210), (20, 30649689), (21, 29190180), (28, 21892635), (30, 20433126), (35, 17514108), (36, 17027605), (42, 14595090), (45, 13622084), (60, 10216563), (63, 9730060), (70, 8757054), (84, 7297545), (90, 6811042), (105, 5838036), (126, 4865030), (140, 4378527), (180, 3405521), (210, 2919018), (252, 2432515), (315, 1946012), (420, 1459509), (630, 973006), (1260, 486503)]