78401970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11027}}^1$

素因数の和:11119

約数の個数: 48

約数和(自身を含む): 206444160

約数和(自身を除く): 128042190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 3555, 7110, 11027, 22054, 33081, 55135, 66162, 99243, 110270, 165405, 198486, 330810, 496215, 871133, 992430, 1742266, 2613399, 4355665, 5226798, 7840197, 8711330, 13066995, 15680394, 26133990, 39200985, 78401970]

約数ペア:

[(1, 78401970), (2, 39200985), (3, 26133990), (5, 15680394), (6, 13066995), (9, 8711330), (10, 7840197), (15, 5226798), (18, 4355665), (30, 2613399), (45, 1742266), (79, 992430), (90, 871133), (158, 496215), (237, 330810), (395, 198486), (474, 165405), (711, 110270), (790, 99243), (1185, 66162), (1422, 55135), (2370, 33081), (3555, 22054), (7110, 11027)]