1620037548

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{409}}^1\times {\mathrm{2341}}^1$

素因数の和:2807

約数の個数: 72

約数和(自身を含む): 4194240960

約数和(自身を除く): 2574203412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 409, 423, 564, 818, 846, 1227, 1636, 1692, 2341, 2454, 3681, 4682, 4908, 7023, 7362, 9364, 14046, 14724, 19223, 21069, 28092, 38446, 42138, 57669, 76892, 84276, 110027, 115338, 173007, 220054, 230676, 330081, 346014, 440108, 660162, 692028, 957469, 990243, 1320324, 1914938, 1980486, 2872407, 3829876, 3960972, 5744814, 8617221, 11489628, 17234442, 34468884, 45001043, 90002086, 135003129, 180004172, 270006258, 405009387, 540012516, 810018774, 1620037548]

約数ペア:

[(1, 1620037548), (2, 810018774), (3, 540012516), (4, 405009387), (6, 270006258), (9, 180004172), (12, 135003129), (18, 90002086), (36, 45001043), (47, 34468884), (94, 17234442), (141, 11489628), (188, 8617221), (282, 5744814), (409, 3960972), (423, 3829876), (564, 2872407), (818, 1980486), (846, 1914938), (1227, 1320324), (1636, 990243), (1692, 957469), (2341, 692028), (2454, 660162), (3681, 440108), (4682, 346014), (4908, 330081), (7023, 230676), (7362, 220054), (9364, 173007), (14046, 115338), (14724, 110027), (19223, 84276), (21069, 76892), (28092, 57669), (38446, 42138)]