1620372

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 4427136

約数和(自身を除く): 2806764

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 47, 51, 52, 68, 78, 94, 102, 141, 156, 169, 188, 204, 221, 282, 338, 442, 507, 564, 611, 663, 676, 799, 884, 1014, 1222, 1326, 1598, 1833, 2028, 2397, 2444, 2652, 2873, 3196, 3666, 4794, 5746, 7332, 7943, 8619, 9588, 10387, 11492, 15886, 17238, 20774, 23829, 31161, 31772, 34476, 41548, 47658, 62322, 95316, 124644, 135031, 270062, 405093, 540124, 810186, 1620372]

約数ペア:

[(1, 1620372), (2, 810186), (3, 540124), (4, 405093), (6, 270062), (12, 135031), (13, 124644), (17, 95316), (26, 62322), (34, 47658), (39, 41548), (47, 34476), (51, 31772), (52, 31161), (68, 23829), (78, 20774), (94, 17238), (102, 15886), (141, 11492), (156, 10387), (169, 9588), (188, 8619), (204, 7943), (221, 7332), (282, 5746), (338, 4794), (442, 3666), (507, 3196), (564, 2873), (611, 2652), (663, 2444), (676, 2397), (799, 2028), (884, 1833), (1014, 1598), (1222, 1326)]