238701256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 491040000

約数和(自身を除く): 252338744

約数列:

[1, 2, 4, 8, 19, 38, 43, 59, 76, 86, 118, 152, 172, 236, 344, 472, 619, 817, 1121, 1238, 1634, 2242, 2476, 2537, 3268, 4484, 4952, 5074, 6536, 8968, 10148, 11761, 20296, 23522, 26617, 36521, 47044, 48203, 53234, 73042, 94088, 96406, 106468, 146084, 192812, 212936, 292168, 385624, 505723, 693899, 1011446, 1387798, 1570403, 2022892, 2775596, 3140806, 4045784, 5551192, 6281612, 12563224, 29837657, 59675314, 119350628, 238701256]

約数ペア:

[(1, 238701256), (2, 119350628), (4, 59675314), (8, 29837657), (19, 12563224), (38, 6281612), (43, 5551192), (59, 4045784), (76, 3140806), (86, 2775596), (118, 2022892), (152, 1570403), (172, 1387798), (236, 1011446), (344, 693899), (472, 505723), (619, 385624), (817, 292168), (1121, 212936), (1238, 192812), (1634, 146084), (2242, 106468), (2476, 96406), (2537, 94088), (3268, 73042), (4484, 53234), (4952, 48203), (5074, 47044), (6536, 36521), (8968, 26617), (10148, 23522), (11761, 20296)]