390505488

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:804

約数の個数: 80

約数和(自身を含む): 1027434240

約数和(自身を除く): 636928752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 139, 214, 278, 321, 417, 428, 547, 556, 642, 834, 856, 1094, 1112, 1284, 1641, 1668, 1712, 2188, 2224, 2568, 3282, 3336, 4376, 5136, 6564, 6672, 8752, 13128, 14873, 26256, 29746, 44619, 58529, 59492, 76033, 89238, 117058, 118984, 152066, 175587, 178476, 228099, 234116, 237968, 304132, 351174, 356952, 456198, 468232, 608264, 702348, 713904, 912396, 936464, 1216528, 1404696, 1824792, 2809392, 3649584, 8135531, 16271062, 24406593, 32542124, 48813186, 65084248, 97626372, 130168496, 195252744, 390505488]

約数ペア:

[(1, 390505488), (2, 195252744), (3, 130168496), (4, 97626372), (6, 65084248), (8, 48813186), (12, 32542124), (16, 24406593), (24, 16271062), (48, 8135531), (107, 3649584), (139, 2809392), (214, 1824792), (278, 1404696), (321, 1216528), (417, 936464), (428, 912396), (547, 713904), (556, 702348), (642, 608264), (834, 468232), (856, 456198), (1094, 356952), (1112, 351174), (1284, 304132), (1641, 237968), (1668, 234116), (1712, 228099), (2188, 178476), (2224, 175587), (2568, 152066), (3282, 118984), (3336, 117058), (4376, 89238), (5136, 76033), (6564, 59492), (6672, 58529), (8752, 44619), (13128, 29746), (14873, 26256)]