77272888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 196577280

約数和(自身を除く): 119304392

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 47, 56, 68, 77, 88, 94, 119, 136, 154, 157, 187, 188, 238, 308, 314, 329, 374, 376, 476, 517, 616, 628, 658, 748, 799, 952, 1034, 1099, 1256, 1309, 1316, 1496, 1598, 1727, 2068, 2198, 2618, 2632, 2669, 3196, 3454, 3619, 4136, 4396, 5236, 5338, 5593, 6392, 6908, 7238, 7379, 8789, 8792, 10472, 10676, 11186, 12089, 13816, 14476, 14758, 17578, 18683, 21352, 22372, 24178, 28952, 29359, 29516, 35156, 37366, 44744, 48356, 51653, 58718, 59032, 61523, 70312, 74732, 81169, 96712, 103306, 117436, 123046, 125443, 149464, 162338, 205513, 206612, 234872, 246092, 250886, 324676, 411026, 413224, 492184, 501772, 568183, 649352, 822052, 878101, 1003544, 1136366, 1379873, 1644104, 1756202, 2272732, 2759746, 3512404, 4545464, 5519492, 7024808, 9659111, 11038984, 19318222, 38636444, 77272888]

約数ペア:

[(1, 77272888), (2, 38636444), (4, 19318222), (7, 11038984), (8, 9659111), (11, 7024808), (14, 5519492), (17, 4545464), (22, 3512404), (28, 2759746), (34, 2272732), (44, 1756202), (47, 1644104), (56, 1379873), (68, 1136366), (77, 1003544), (88, 878101), (94, 822052), (119, 649352), (136, 568183), (154, 501772), (157, 492184), (187, 413224), (188, 411026), (238, 324676), (308, 250886), (314, 246092), (329, 234872), (374, 206612), (376, 205513), (476, 162338), (517, 149464), (616, 125443), (628, 123046), (658, 117436), (748, 103306), (799, 96712), (952, 81169), (1034, 74732), (1099, 70312), (1256, 61523), (1309, 59032), (1316, 58718), (1496, 51653), (1598, 48356), (1727, 44744), (2068, 37366), (2198, 35156), (2618, 29516), (2632, 29359), (2669, 28952), (3196, 24178), (3454, 22372), (3619, 21352), (4136, 18683), (4396, 17578), (5236, 14758), (5338, 14476), (5593, 13816), (6392, 12089), (6908, 11186), (7238, 10676), (7379, 10472), (8789, 8792)]