248665980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{13241}}^1$

素因数の和:13566

約数の個数: 48

約数和(自身を含む): 698541984

約数和(自身を除く): 449876004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 939, 1252, 1565, 1878, 3130, 3756, 4695, 6260, 9390, 13241, 18780, 26482, 39723, 52964, 66205, 79446, 132410, 158892, 198615, 264820, 397230, 794460, 4144433, 8288866, 12433299, 16577732, 20722165, 24866598, 41444330, 49733196, 62166495, 82888660, 124332990, 248665980]

約数ペア:

[(1, 248665980), (2, 124332990), (3, 82888660), (4, 62166495), (5, 49733196), (6, 41444330), (10, 24866598), (12, 20722165), (15, 16577732), (20, 12433299), (30, 8288866), (60, 4144433), (313, 794460), (626, 397230), (939, 264820), (1252, 198615), (1565, 158892), (1878, 132410), (3130, 79446), (3756, 66205), (4695, 52964), (6260, 39723), (9390, 26482), (13241, 18780)]