678989970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{21617}}^1$

素因数の和:21979

約数の個数: 48

約数和(自身を含む): 1770514200

約数和(自身を除く): 1091524230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 349, 698, 1047, 1745, 2094, 3141, 3490, 5235, 6282, 10470, 15705, 21617, 31410, 43234, 64851, 108085, 129702, 194553, 216170, 324255, 389106, 648510, 972765, 1945530, 7544333, 15088666, 22632999, 37721665, 45265998, 67898997, 75443330, 113164995, 135797994, 226329990, 339494985, 678989970]

約数ペア:

[(1, 678989970), (2, 339494985), (3, 226329990), (5, 135797994), (6, 113164995), (9, 75443330), (10, 67898997), (15, 45265998), (18, 37721665), (30, 22632999), (45, 15088666), (90, 7544333), (349, 1945530), (698, 972765), (1047, 648510), (1745, 389106), (2094, 324255), (3141, 216170), (3490, 194553), (5235, 129702), (6282, 108085), (10470, 64851), (15705, 43234), (21617, 31410)]