219249240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{261011}}^1$

素因数の和:261032

約数の個数: 64

約数和(自身を含む): 751714560

約数和(自身を除く): 532465320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 261011, 522022, 783033, 1044044, 1305055, 1566066, 1827077, 2088088, 2610110, 3132132, 3654154, 3915165, 5220220, 5481231, 6264264, 7308308, 7830330, 9135385, 10440440, 10962462, 14616616, 15660660, 18270770, 21924924, 27406155, 31321320, 36541540, 43849848, 54812310, 73083080, 109624620, 219249240]

約数ペア:

[(1, 219249240), (2, 109624620), (3, 73083080), (4, 54812310), (5, 43849848), (6, 36541540), (7, 31321320), (8, 27406155), (10, 21924924), (12, 18270770), (14, 15660660), (15, 14616616), (20, 10962462), (21, 10440440), (24, 9135385), (28, 7830330), (30, 7308308), (35, 6264264), (40, 5481231), (42, 5220220), (56, 3915165), (60, 3654154), (70, 3132132), (84, 2610110), (105, 2088088), (120, 1827077), (140, 1566066), (168, 1305055), (210, 1044044), (280, 783033), (420, 522022), (840, 261011)]