77942970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{123719}}^1$

素因数の和:123739

約数の個数: 48

約数和(自身を含む): 231603840

約数和(自身を除く): 153660870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 123719, 247438, 371157, 618595, 742314, 866033, 1113471, 1237190, 1732066, 1855785, 2226942, 2598099, 3711570, 4330165, 5196198, 5567355, 7794297, 8660330, 11134710, 12990495, 15588594, 25980990, 38971485, 77942970]

約数ペア:

[(1, 77942970), (2, 38971485), (3, 25980990), (5, 15588594), (6, 12990495), (7, 11134710), (9, 8660330), (10, 7794297), (14, 5567355), (15, 5196198), (18, 4330165), (21, 3711570), (30, 2598099), (35, 2226942), (42, 1855785), (45, 1732066), (63, 1237190), (70, 1113471), (90, 866033), (105, 742314), (126, 618595), (210, 371157), (315, 247438), (630, 123719)]