209935530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{401}}^1$

素因数の和:701

約数の個数: 128

約数和(自身を含む): 643714560

約数和(自身を除く): 433779030

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, 277, 315, 378, 401, 554, 630, 802, 831, 945, 1203, 1385, 1662, 1890, 1939, 2005, 2406, 2493, 2770, 2807, 3609, 3878, 4010, 4155, 4986, 5614, 5817, 6015, 7218, 7479, 8310, 8421, 9695, 10827, 11634, 12030, 12465, 14035, 14958, 16842, 17451, 18045, 19390, 21654, 24930, 25263, 28070, 29085, 34902, 36090, 37395, 42105, 50526, 52353, 54135, 58170, 74790, 75789, 84210, 87255, 104706, 108270, 111077, 126315, 151578, 174510, 222154, 252630, 261765, 333231, 378945, 523530, 555385, 666462, 757890, 777539, 999693, 1110770, 1555078, 1666155, 1999386, 2332617, 2999079, 3332310, 3887695, 4665234, 4998465, 5998158, 6997851, 7775390, 9996930, 11663085, 13995702, 14995395, 20993553, 23326170, 29990790, 34989255, 41987106, 69978510, 104967765, 209935530]

約数ペア:

[(1, 209935530), (2, 104967765), (3, 69978510), (5, 41987106), (6, 34989255), (7, 29990790), (9, 23326170), (10, 20993553), (14, 14995395), (15, 13995702), (18, 11663085), (21, 9996930), (27, 7775390), (30, 6997851), (35, 5998158), (42, 4998465), (45, 4665234), (54, 3887695), (63, 3332310), (70, 2999079), (90, 2332617), (105, 1999386), (126, 1666155), (135, 1555078), (189, 1110770), (210, 999693), (270, 777539), (277, 757890), (315, 666462), (378, 555385), (401, 523530), (554, 378945), (630, 333231), (802, 261765), (831, 252630), (945, 222154), (1203, 174510), (1385, 151578), (1662, 126315), (1890, 111077), (1939, 108270), (2005, 104706), (2406, 87255), (2493, 84210), (2770, 75789), (2807, 74790), (3609, 58170), (3878, 54135), (4010, 52353), (4155, 50526), (4986, 42105), (5614, 37395), (5817, 36090), (6015, 34902), (7218, 29085), (7479, 28070), (8310, 25263), (8421, 24930), (9695, 21654), (10827, 19390), (11634, 18045), (12030, 17451), (12465, 16842), (14035, 14958)]