78358980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{186569}}^1$

素因数の和:186588

約数の個数: 48

約数和(自身を含む): 250750080

約数和(自身を除く): 172391100

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, 186569, 373138, 559707, 746276, 932845, 1119414, 1305983, 1865690, 2238828, 2611966, 2798535, 3731380, 3917949, 5223932, 5597070, 6529915, 7835898, 11194140, 13059830, 15671796, 19589745, 26119660, 39179490, 78358980]

約数ペア:

[(1, 78358980), (2, 39179490), (3, 26119660), (4, 19589745), (5, 15671796), (6, 13059830), (7, 11194140), (10, 7835898), (12, 6529915), (14, 5597070), (15, 5223932), (20, 3917949), (21, 3731380), (28, 2798535), (30, 2611966), (35, 2238828), (42, 1865690), (60, 1305983), (70, 1119414), (84, 932845), (105, 746276), (140, 559707), (210, 373138), (420, 186569)]