173872020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{413981}}^1$

素因数の和:414000

約数の個数: 48

約数和(自身を含む): 556391808

約数和(自身を除く): 382519788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 413981, 827962, 1241943, 1655924, 2069905, 2483886, 2897867, 4139810, 4967772, 5795734, 6209715, 8279620, 8693601, 11591468, 12419430, 14489335, 17387202, 24838860, 28978670, 34774404, 43468005, 57957340, 86936010, 173872020]

約数ペア:

[(1, 173872020), (2, 86936010), (3, 57957340), (4, 43468005), (5, 34774404), (6, 28978670), (7, 24838860), (10, 17387202), (12, 14489335), (14, 12419430), (15, 11591468), (20, 8693601), (21, 8279620), (28, 6209715), (30, 5795734), (35, 4967772), (42, 4139810), (60, 2897867), (70, 2483886), (84, 2069905), (105, 1655924), (140, 1241943), (210, 827962), (420, 413981)]