128387070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{203789}}^1$

素因数の和:203809

約数の個数: 48

約数和(自身を含む): 381494880

約数和(自身を除く): 253107810

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, 203789, 407578, 611367, 1018945, 1222734, 1426523, 1834101, 2037890, 2853046, 3056835, 3668202, 4279569, 6113670, 7132615, 8559138, 9170505, 12838707, 14265230, 18341010, 21397845, 25677414, 42795690, 64193535, 128387070]

約数ペア:

[(1, 128387070), (2, 64193535), (3, 42795690), (5, 25677414), (6, 21397845), (7, 18341010), (9, 14265230), (10, 12838707), (14, 9170505), (15, 8559138), (18, 7132615), (21, 6113670), (30, 4279569), (35, 3668202), (42, 3056835), (45, 2853046), (63, 2037890), (70, 1834101), (90, 1426523), (105, 1222734), (126, 1018945), (210, 611367), (315, 407578), (630, 203789)]